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郑明亮,冯鲜,李文霞,曹亚玲, ZHENG Mingliang, FENG Xian, LI Wenxia, CAO Yalin. "机械多体系统碰撞动力学的对称性和守恒量研究." 应用数学和力学 39.11 (2018) 1292-1299