Conservation laws for Birkhoffian systems of Herglotz type
张毅, 田雪
Conservation laws for Birkhoffian systems of Herglotz type
Yi Zhang(张毅), Xue Tian(田雪)
中国物理B . 2018, (9): 90502 -090502 .  DOI: 10.1088/1674-1056/27/9/090502