2019年发表论文

来源:bevictor伟德官网 作者:肖莹 发布时间:2020-08-18 浏览次数:

序号

作者姓名

论文名称

期刊名称

发表时间

收录说明

IF

1

Wang,Fenghua;Fan,Ying;Zeng,An;Di,Zengru

A nonlinear collective credit allocation in scientific publications

SCIENTOMETRICS

2019/6/1

SCI(E)/SSCI/EI

2.770

2

Li,Lingbo;Fan,Ying;Zeng,An;Di,Zengru

Binary opinion dynamics on signed networks based on Ising model

PHYSICA A-STATISTICAL MECHANICS AND ITS APPLICATIONS

2019/7/1

SCI(E)//EI

2.500

3

Wang,Fenghua;Fan,Ying;Zeng,An;Di,Zengru

Can we predict ESI highly cited publications?

SCIENTOMETRICS

2019/1/1

SCI(E)/SSCI/EI

2.770

4

Zou,Li;Wang,An;Zeng,An;Fan,Ying;Di,Zengru

Connecting node age with centrality measurement in growing networks

JOURNAL OF STATISTICAL MECHANICS-THEORY AND EXPERIMENT

2019/7/1

SCI(E)/SSCI/EI

2.371

5

Wang,Yanan;Zeng,An;Fan,Ying;Di,Zengru

Ranking scientific publications considering the aging characteristics of citations

SCIENTOMETRICS

2019/7/1

SCI(E)/SSCI/EI

2.770

6

Xing,Yanmeng;Zeng,An;Fan,Ying;Di,Zengru

The strong nonlinear effect in academic dropout

SCIENTOMETRICS

2019/8/1

SCI(E)/SSCI/EI

2.770

7

Zeng,An;Shen,Zhesi;Zhou,Jianlin;Fan,Ying;Di,Zengru;Wang,Yougui;Stanley,H.Eugene;Havlin,Shlomo

Increasing trend of scientists to switch between topics

NATURE COMMUNICATIONS

2019/7/31

SCI(E)/SSCI/EI

11.878

8

Chen,Jiawei;Chen,Liujun;Liu,Yan;Li,Xiaomeng;Yuan,Yida;Wang,Yougui

An index of Chinese surname distribution and its implications for population dynamics

AMERICAN JOURNAL OF PHYSICAL ANTHROPOLOGY

2019/8/1

SCI(E)/SSCI/EI

2.662

9

Shi,Yongbin;Li,Le;Wang,Yougui;Chen,Jiawei;Stanley,H.Eugene

A study of Chinese regional hierarchical structure based on surnames

PHYSICA A-STATISTICAL MECHANICS AND ITS APPLICATIONS

2019/3/15

SCI(E)/SSCI/EI

2.500

10

Shi,Yongbin;Li,Le;Wang,Yougui;Chen,Jiawei;Yuan,Yida;Stanley,H.E.

Regional surname affinity: A spatial network approach

AMERICAN JOURNAL OF PHYSICAL ANTHROPOLOGY

2019/3/1

SCI(E)/SSCI/EI

2.662

11

陈六君;孙如月;刘艳;陈家伟;李志成

汉语方言语音差异的量化模型

韦德官方网站学报(社会科学版)

2019/3/25

北大核心期刊/中国科技核心期刊/CSSCI

 

12

Liu,Jing;Wang,Jianbin;Zhang,Changqing;Yang,Xiubo;Deng,Jianbo;Zhu,Ruihe;Nan,Xiaojie;Chen,Qinghua

Chinese Address Similarity Calculation Based on Auto Geological Level Tagging

Lect. Notes Comput. Sci.

2019

EI

 

13

Li,Benji;Gu,Weiwei;Lu,Yahan;Wu,Chensheng;Chen,Qinghua

Exploring Scientists’ Research Behaviors Based on LDA

Adv. Intell. Sys. Comput.(Computing Conference, 2019)

2019

EI

 

14

Ying,Na;Zhou,Dong;Chen,Qinghua;Ye,Qian;Han,Zhangang

Long-term link detection in the CO2 concentration climate network

JOURNAL OF CLEANER PRODUCTION

2019/1/20

SCI(E)/EI

6.395

15

Li,Xiaomeng;Huang,Siyu;Chen,Qinghua

Analyzing the driving and dragging force in China's inter-provincial migration flows

INTERNATIONAL JOURNAL OF MODERN PHYSICS C

2019/7/1

SCI(E)/SSCI/EI

1.017

16

Lang,Liqian;Wang,Yan;Chen,Qinghua;Zheng,Tao

University ranking based on faculty hiring network with minimum weighted violation rankings

INTERNATIONAL JOURNAL OF MODERN PHYSICS C

2019/7/1

SCI(E)/SSCI/EI

1.017

17

Huang,Chunli;Cui,Xiaohua;Di,Zengru

Competition of spiral waves in heterogeneous CGLE systems

NONLINEAR DYNAMICS

2019/10/1

SCI

4.604

18

Yang,Shuhui;Cui,Xuefeng

Building Regional Sustainable Development Scenarios with the SSP Framework

SUSTAINABILITY

2019/10/2

 

2.592

19

Zhan,Pei;Zhu,Wenquan;Zhang,Tianyi;Cui,Xuefeng;Li,Nan

Impacts of Sulfate Geoengineering on Rice Yield in China: Results From a Multimodel Ensemble

EARTHS FUTURE

2019/4/1

SCI(E)/EI

5.781

20

吴芳;王浩;杨陈;崔雪锋;孟现勇

中国农业水足迹时空差异和流动格局研究

人民长江

2019/6/28

北大核心期刊

 

21

Liu,Xiaohang;Wang,Yining;Qu,Zimin;Di,Zengru刘晓航;王逸宁;曲滋民;狄增如

Opinion formation model with co-evolution of individual behavior and social environment 个体行为与社会环境耦合演化的舆论生成模型

Acta Physica Sinica 物理学报

2019/5/24

北大核心期刊/中国科技核心期刊/CSCD

0.644

22

Dong,Yali;Sasaki,Tatsuya;Zhang,Boyu

The competitive advantage of institutional reward

PROCEEDINGS OF THE ROYAL SOCIETY B-BIOLOGICAL SCIENCES

2019/3/20

 

4.304

23

ZhangAobo;FanYing;DiZengru史创

Influence of Balanced Structure on the Spread of Public Opinion in Signed Networks 符号网络下平衡结构对舆论形成的影响

Complex Systems and Complexity Science 复杂系统与复杂性科学

2019/9/15

中国科技核心期刊/CSCD

 

24

Liu,Jing;Fan,Ying;Zhang,Jiang;Di,Zengru

Coevolution of agent's behavior and noise parameters in majority vote game on multilayer networks

NEW JOURNAL OF PHYSICS

2019/1/31

SCI(E)/EI

3.783

25

Qi,Xin;Yang,Jing;Gao,Miaoni;Yang,Hongwei;Liu,Hongbo

Roles of the Tropical/Extratropical Intraseasonal Oscillations on Generating the Heat Wave Over Yangtze River Valley: A Numerical Study

JOURNAL OF GEOPHYSICAL RESEARCH-ATMOSPHERES

2019/3/27

SCI(E)/EI

3.633

26

Shi,Peijun;Chen,Yanqiang;Zhang,Anyu;He,Yan;Gao,Miaoni;Yang,Jing;Mao,Rui;Wu,Jidong;Ye,Tao;Xiao,Cunde;Xu,Baiqing

Factors contribution to oxygen concentration in Qinghai-Tibetan Plateau高海拔地区大气氧含量影响因素及其相对贡献率分析——以青藏高原为例( 青藏高原大气氧含量影响因素及其贡献率分析 )

CHINESE SCIENCE BULLETIN-CHINESE(Kexue Tongbao/Chin. Sc. Bull.)

2019/3/1

EI

 

27

Wang,HongFeng;Zhu,WeiWei;Guo,Ping;Li,Di;Feng,SiBo;Yin,Qian;Miao,ChenChen;Tao,ZhenZhao;Pan,ZhiChen;Wang,Pei;Zheng,Xin;Deng,XiaoDan;Liu,ZhiJie;Xie,XiaoYao;Yu,XuHong;You,ShanPing;Zhang,Hui

Pulsar candidate selection using ensemble networks for FAST drift-scan survey

Science China. Physics, Mechanics & Astronomy 中国科学. 物理学 力学 天文学

2019/5/1

SCI(E)/EI

3.986

28

Guo,Ping;Zhao,Bo

An unified view on the feedforward neural network architecture

Lect Notes Comput Sci

2019

EI

 

29

Gao,Miaoni;Yang,Jing;Gong,Daoyi;Shi,Peijun;Han,Zhangang;Kim,Seong-Joong

Footprints of Atlantic Multidecadal Oscillation in the Low-Frequency Variation of Extreme High Temperature in the Northern Hemisphere

JOURNAL OF CLIMATE

2019/2/1

SCI(E)/EI

4.805

30

姜璐

“两会”前话教育

人民政协报

2019/2/27

 

 

31

Shi,Yu;Luo,Qixuan;Li,Handong

An Agent-Based Model of a Pricing Process with Power Law, Volatility Clustering, and Jumps

COMPLEXITY

2019

SCI(E)/SSCI/EI

2.591

32

LiHandong;LiZiyao李汉东;李子瑶

Stock price jumps and frequency distribution in the Chinese stock market 中国股票市场的价格跳跃和频率分布特征

Journal of Beijing Normal University. Natural Science 韦德官方网站学报. 自然科学版

2019/4/15

北大核心期刊/中国科技核心期刊/CSCD

 

33

Song,Shijia;Li,Handong

Study on Risk and Influencing Factors of Hypertension in Chinese Elderly

GERONTOLOGY AND GERIATRIC MEDICINE

2019/9/2

 

 

34

Li,Handong;Zhou,Tianmin;Jia,Can

The influence of the universal two-child policy on China's future population and ageing

JOURNAL OF POPULATION RESEARCH

2019/9/1

 

 

35

李汉东;李玲;赵少波

山东省“全面二孩”政策下学前教育及义务教育资源供求均衡分析

教育学报

2019/4/25

北大核心期刊/中国科技核心期刊/CSSCI

 

36

Zhou,Yichen;Li,Honggang

Asset diversification and systemic risk in the financial system

JOURNAL OF ECONOMIC INTERACTION AND COORDINATION

2019/6/1

SSCI/EI

 

37

Zhou,Xuan;Li,Honggang

Buying on Margin and Short Selling in an Artificial Double Auction Market

COMPUTATIONAL ECONOMICS

2019/12/1

SSCI

1.185

38

Dong,Xinyue;Ma,Rong;Li,Honggang

Stock index pegging and extreme markets

INTERNATIONAL REVIEW OF FINANCIAL ANALYSIS

2019/7/1

SCI(E)/EI

 

39

Dong,Xinyue;Li,Honggang

The Effect of Extremely Small Price Limits: Evidence from the Early Period of the Chinese Stock Market

EMERGING MARKETS FINANCE AND TRADE

2019/5/28

SSCI/EI

 

40

李红刚

人口渐进缩减下的中国住房市场

社会科学论坛

2019/1/10

 

0.332

41

史创;张音;李印赟

北京市农村地区老年人抑郁及焦虑多元回归分析

中国健康心理学杂志

2019/5/5

JST

1.748

42

Zhao,Tengda;Liao,Xuhong;Fonov,VladimirS.;Wang,Qiushi;Men,Weiwei;Wang,Yanpei;Qin,Shaozheng;Tan,Shuping;Gao,Jia-Hong;Evans,Alan;Tao,Sha;Dong,Qi;He,Yong

Unbiased age-specific structural brain atlases for Chinese pediatric population

NEUROIMAGE

2019/4/1

SCI(E)/SSCI/EI

5.812

43

Wang,Haotian;Xia,Xinghui;Liu,Ran;Wang,Zixuan;Zhai,Yawei;Lin,Hui;Wen,Wu;Li,Yang;Wang,Dahui;Yang,Zhifeng;Muir,DerekC.G.;Crittenden,JohnC.

Dietary Uptake Patterns Affect Bioaccumulation and Biomagnification of Hydrophobic Organic Compounds in Fish

ENVIRONMENTAL SCIENCE & TECHNOLOGY

2019/4/16

SCI(E)/EI

7.149

44

Zhou,XiYin;Wang,Xiuru

Cd contamination status and cost-benefits analysis in agriculture soils of Yangtze River basin

ENVIRONMENTAL POLLUTION

2019/11/1

SCI(E)/EI

5.714

45

Zhou,Xi-Yin;Wang,Xiu-Ru

Impact of industrial activities on heavy metal contamination in soils in three major urban agglomerations of China

JOURNAL OF CLEANER PRODUCTION

2019/9/1

SCI(E)/EI

6.395

46

Zhou,Xi-Yin

Spatial explicit management for the water sustainability of coupled human and natural systems

ENVIRONMENTAL POLLUTION

2019/8/1

SCI(E)/EI

5.714

47

Zhou,Xi-Yin;Zheng,Binghui;Khu,Soon-Thiam

Validation of the hypothesis on carrying capacity limits using the water environment carrying capacity

SCIENCE OF THE TOTAL ENVIRONMENT

2019/5/15

SCI(E)/SSCI/EI

5.589

48

Zhi,FAN;Ya,ZHOU;Ke-qiangLI

Return Good For Good?——Experimental Study Based on an Emotion Game

Proceedings of 2019 International Conference on Computer Science, Communications and Big Data(CSCBD 2019)

2019/3/24

 

 

49

Huang,WenLai;Li,Jinghai;Chen,Xiaosong

110th Anniversary: Mesoscale Complexity-To Dodge or To Confront?

INDUSTRIAL & ENGINEERING CHEMISTRY RESEARCH

2019/7/17

SCI(E)/EI

3.375

50

Shi,Gui-Yuan;Kong,Yi-Xiu;Yuan,Guang-Hui;Wu,Rui-Jie;Zeng,An;Medo,Matus

Discoverers in scientific citation data

JOURNAL OF INFORMETRICS

2019/5/1

SCI(E)/SSCI/EI

3.879

51

Xue,Leyang;Zhang,Peng;Zeng,An

Enhancing the long-term performance of recommender system

PHYSICA A-STATISTICAL MECHANICS AND ITS APPLICATIONS

2019/10/1

SCI(E)/EI

2.500

52

Zhang,Peng;Xue,Leyang;Zeng,An

Predictability of diffusion-based recommender systems

KNOWLEDGE-BASED SYSTEMS

2019/12/1

 

5.101

53

Zhou,Yingjiao;Wei,Qun;Wei,Bing;Yang,Ruike;Cheng,Ke;Zhang,Meiguang;Yang,Haiyan;Chen,Qinghua;Zhang,Junqin

Pressure effects on mechanical and electronic properties of metallic C(14 )by first-principles calculation

INTERNATIONAL JOURNAL OF MODERN PHYSICS B

2019/7/20

 

0.863

54

Zhang,Rui;Wei,Qun;Wei,Bing;Yang,Ruike;Cheng,Ke;Zhang,Meiguang;Yan,Haiyan;Chen,Qinghua;Xue,Minhua

Structural, elastic and electronic properties of new superhard orthorhombic C-28

INTERNATIONAL JOURNAL OF MODERN PHYSICS B

2019/8/10

SCI(E)/EI

0.863

55

Meng,Jun;Fan,Jingfang;Ludescher,Josef;Agarwal,Ankit;Chen,Xiaosong;Bunde,Armin;Kurths,Jurgen;Schellnhuber,HansJoachim

Complexity-based approach for El Nino magnitude forecasting before the spring predictability barrier.

Proceedings of the National Academy of Sciences of the United States of America

2019/12/24

SCI

9.580

56

Hu,Gaoke;Liu,Teng;Liu,Maoxin;Chen,Wei;Chen,Xiaosong

Condensation of eigen microstate in statistical ensemble and phase transition

Science China. Physics, Mechanics & Astronomy 中国科学. 物理学 力学 天文学

2019/9/1

SCI(E)/EI/CSCD

3.986

57

Zhang,Yongwen;Fan,Jingfang;Chen,Xiaosong;Ashkenazy,Yosef;Havlin,Shlomo

Significant Impact of Rossby Waves on Air Pollution Detected by Network Analysis

GEOPHYSICAL RESEARCH LETTERS

2019/11/1

SCI(E)

4.578

58

Luan,Yibo;Zhu,Wenquan;Cui,Xuefeng;Fischer,Guenther;Dawson,TerenceP.;Shi,Peijun;Zhang,Zhenke

Cropland yield divergence over Africa and its implication for mitigating food insecurity

MITIGATION AND ADAPTATION STRATEGIES FOR GLOBAL CHANGE

2019/6/1

SCI(E)/EI

2.651

59

Wei,Taoyuan;Zhang,Tianyi;Cui,Xuefeng;Glomsrod,Solveig;Liu,Yu

Potential Influence of Climate Change on Grain Self-Sufficiency at the Country Level Considering Adaptation Measures

EARTHS FUTURE

2019/10/1

SCI(E)

5.781

60

Zheng,Guanghui;Ryu,Dongryeol;Jiao,Caixia;Xie,Xianli;Cui,Xuefeng;Shang,Gang

Visible and Near-Infrared Reflectance Spectroscopy Analysis of a Coastal Soil Chronosequence

REMOTE SENSING

2019/10/1

 

4.118

61

Xie,Jiarong;Du,Mingwei;Di,Zengru;Zhu,Huaiwei;Fan,Ying;Hu,Yanqing

Measuring intrinsic significance of community structure

INTERNATIONAL JOURNAL OF MODERN PHYSICS C

2019/9/1

SCI(E)/EI

1.017

62

Shen,Zhesi;Yang,Liying;Di,Zengru;Wu,Jinshan

Large enough sample size to rank two groups of data reliably according to their means

SCIENTOMETRICS

2019/2/1

SCI(E)/SSCI/EI

2.770

63

Li,Cong;Zheng,Xiu-Deng;Feng,Tian-Jiao;Wang,Ming-Yang;Lessard,Sabin;Tao,Yi

Weak selection can filter environmental noise in the evolution of animal behavior

PHYSICAL REVIEW E

2019/11/26

SCI

2.353

64

Mahmoud,MohammedA.B.;Guo,Ping

A Novel Method for Traffic Sign Recognition Based on DCGAN and MLP With PILAE Algorithm

IEEE ACCESS

2019

SCI(E)//EI

4.098

65

Wang,Nan-nan;Qiu,Bo;Ma,Jie;Shi,Chao-jun;Song,Tao;Guo,Ping

Fast Classification Method of Star Spectra Data Based on Convolutional Neural Network

SPECTROSCOPY AND SPECTRAL ANALYSIS

2019/10/1

北大核心期刊/中国科技核心期刊/CSCD

0.434

66

Wu,Li-Jiao;Zhan,Zhi-Hui;Hu,Xiao-Min;Guo,Ping;Zhang,Yanchun;Zhang,Jun

Multi-runway Aircraft Arrival Scheduling: A Receding Horizon Control Based Ant Colony System Approach

2019 IEEE CONGRESS ON EVOLUTIONARY COMPUTATION (CEC)

2019

 

 

67

Mu,Yong-huan;Qiu,Bo;Wei,Shi-ya;Song,Tao;Zheng,Zi-peng;Guo,Ping

Regression Prediction of Photometric Redshift Based on Particle Warm Optimization Neural Network Algorithm

SPECTROSCOPY AND SPECTRAL ANALYSIS

2019/9/15

北大核心期刊/中国科技核心期刊/CSCD

0.434

68

Zheng,Zi-peng;Qiu,Bo;Wei,Shi-ya;Mu,Yong-huan;Song,Tao;Guo,Ping

Two-Dimensional Fiber Spectral Bending Correction Based on Curve Distance Method

SPECTROSCOPY AND SPECTRAL ANALYSIS

2019/10/1

北大核心期刊/中国科技核心期刊/CSCD

0.434

69

Walker,CynthiaL.;Uchida,Atsuko;Li,Yinyun;Trivedi,Niraj;Fenn,J.Daniel;Monsma,PaulaC.;Lariviere,RoxanneC.;Julien,Jean-Pierre;Jung,Peter;Brown,Anthony

Local Acceleration of Neurofilament Transport at Nodes of Ranvier

JOURNAL OF NEUROSCIENCE

2019/1/23

SCI(E)/EI

6.074

70

Tan,Ya-Wen;Liu,Lu;Wang,Yan-Fei;Li,Hai-Mei;Pan,Mei-Rong;Zhao,Meng-Jie;Huang,Fang;Wang,Yu-Feng;He,Yong;Liao,Xu-Hong;Qian,Qiu-Jin

Alterations of cerebral perfusion and functional brain connectivity in medication-naive male adults with attention-deficit/hyperactivity disorder

CNS neuroscience & therapeutics

2019/6/23

SCI

3.394

71

Wang,Juan;Huang,Can;Ge,YasongS.;Dui,Aimin;Feng,Xueshang;Li,Kun

Asymmetric Transport of the Earth's Polar Outflows by the Interplanetary Magnetic Field

ASTROPHYSICAL JOURNAL LETTERS

2019/8/20

SCI(E)//EI

8.374

72

Pang,Shao-Peng;Wang,Wen-Xu;Hao,Fei

Controllability limit of edge dynamics in complex networks

PHYSICAL REVIEW E

2019/8/27

SCI(E)/EI

2.353

73

Kunz,Lukas;Wang,Liang;Lachner-Piza,Daniel;Zhang,Hui;Brandt,Armin;Dumpelmann,Matthias;Reinacher,PeterC.;Coenen,VolkerA.;Chen,Dong;Wang,Wen-Xu;Zhou,Wenjing;Liang,Shuli;Grewe,Philip;Bien,ChristianG.;Bierbrauer,Anne;Schroder,TobiasNavarro;Schulze-Bonhage,Andreas;Axmacher,Nikolai

Hippocampal theta phases organize the reactivation of large-scale electrophysiological representations during goal-directed navigation

SCIENCE ADVANCES

2019/7/1

SCI(E)/EI

12.804

74

Du,Ruijin;Dong,Gaogao;Tian,Lixin;Wang,Yougui;Zhao,Longfeng;Zhang,Xin;Vilela,AndreL.M.;Stanley,H.Eugene

Identifying the peak point of systemic risk in international crude oil importing trade

ENERGY

2019/6/1

EI

5.537

75

Huang,Ruikun;Zhao,Junli;Duan,Fuqing;Li,Xin;Liu,Celong;Deng,Xiaodan;Pan,Zhenkuan;Wu,Zhongke;Zhou,Mingquan

Automatic craniofacial registration based on radial curves

COMPUTERS & GRAPHICS-UK

2019/8/1

SCI(E)/EI

1.302

76

Shen,Zhesi;Chen,Fuyou;Yang,Liying;Wu,Jinshan

Node2vec Representation for Clustering Journals and as A Possible Measure of Diversity

JOURNAL OF DATA AND INFORMATION SCIENCE

2019/5/1

CSCD

 

77

Xu,Yanyan;Jiang,Shan;Li,Ruiqi;Zhang,Jiang;Zhao,Jinhua;Abbar,Sofiane;Gonzalez,MartaC.

Unraveling environmental justice in ambient PM2.5 exposure in Beijing: A big data approach

COMPUTERS ENVIRONMENT AND URBAN SYSTEMS

2019/5/1

SCI(E)/EI

 

78

Xu,Huimin;Zhang,Zhang;Wu,Lingfei;Wang,Cheng-Jun

The Cinderella Complex: Word embeddings reveal gender stereotypes in movies and books.

PloS one

2019/11/22

 SCI

2.776

79

Qi X,Yang J,Gao MN,Yang HW,Liu HB

How the intraseasonal oscillations generate the heatwave over the Yangtze River Valley a numerical study

 J Geophys Res-Atmospheres

2019

SCI(E)/EI

 

80

Wang,CD(Wang,Chundi);Hu,LM(Hu,Luming);Talhelm,T(Talhelm,Thomas);Zhang,XM(Zhang,Xuemin)

The effects of colour complexity and similarity on multiple object tracking performance

Quarterly Journal of Experimental Psychology

2019-08

SCI(E)/SSCI/EI

2.488

81

Zhao,CX(Zhao,Chenxi);Yang,LY(Yang,Liyuan);Xie,S(Xie,Sheng);Zhang,ZX(Zhang,Zhixin);Pan,H(Pan,Hui);Gong,GL(Gong,Gaolang)

Hemispheric Module-Specific Influence of the X Chromosome on White Matter Connectivity: Evidence from Girls with Turner Syndrome

CEREBRAL CORTEX

2019-11

SCI

5.437

82

Guo,Ping;Duan,Fuqing;Wang,Pei;Yao,Yao;Yin,Qian;Xin,Xin;Li,Di;Qian,Lei;Wang,Shen;Pan,Zhichen;Zhang,Lei

Pulsar candidate classification using generative adversary networks

Monthly Notices of the Royal Astronomical Society

2019-12

SCI(E)

5.231