Forecasting the Number of the Wounded after an Earthquake Disaster Based on the Continuous Interval Grey Discrete Verhulst Model

by Jun Zhang, Tongyuan Wang, Jianpeng Chang, Yan Gou
Published 2021-01-01

Operation Efficiency Evaluation of the China-Europe Freight Train Based on Grey Cross-Efficiency DEA

by Jun Zhang, Jianpeng Chang, Ping Lin, Minzi Song, Yanqiu Gong
Published 2020-01-01