State-of-the-art review of research on the particle shape of soil
MA Cheng-hao, ZHU Chang-qi, LIU Hai-feng, CUI Xiang, WANG Tian-min, JIANG Kai-fang, YI Ming-xing,
Rock and Soil Mechanics . 2021, (8): 2041 -2058 .  DOI: 10.16285/j.rsm.2020.1904