B?CKLUND TRANSFORMATION, LAX PAIRS, SYMMETRIES AND EXACT SOLUTIONS FOR VARIABLE COEFFICIENT KdV EQUATION

范恩贵, 张鸿庆, 林钢

Fan En-gui (范恩贵), Zhang Hong-qing (张鸿庆), Lin Gang (林钢)

中国物理B . 1998, (9): 649 -654 . DOI: 10.1088/1004-423X/7/9/002