Painlevé analysis, auto-Bäcklund transformation and new analytic solutions for a generalized variable-coefficient Korteweg-de Vries (KdV) equationGuang-Mei Wei, Yi-Tian Gao, Wei Hu and Chun-Yi ZhangEur. Phys. J. B, 53 3 (2006) 343-350DOI: https://doi.org/10.1140/epjb/e2006-00378-3