A calculation method of maximum dry density of heterogeneous soils with extra-large size particles
YU Lin-ping, LI Sheng-de, GAO Chao, LIU Xiu-min, HAN Qiu
Journal of Dalian Ocean University . 2004, (2): 101 -104 .  DOI: 10.3969/j.issn.1000-9957.2004.02.005