New doubly periodic and multiple soliton solutions of the generalized (3+1)-dimensional KP equation with variable coefficients
陈怀堂, 张鸿庆
New doubly periodic and multiple soliton solutions of the generalized (3+1)-dimensional KP equation with variable coefficients
Chen Huai-Tang (陈怀堂), Zhang Hong-Qing (张鸿庆)
中国物理B . 2003, (11): 1202 -1207 .  DOI: 10.1088/1009-1963/12/11/303