变质量单面非完整系統的Lie对称性与守恒量
梁景辉
Lie Symmetries and Conserved Quantities of Nonholonomic Systems Having Variable Mass and Unilateral Constraints
Liang Jinghui
兵工学报 . 2002, (1): 90 -93 .  DOI: 10.3969/j.issn.1000-1093.2002.01.021