Nonlocal symmetry and explicit solutions for Drinfel’d-Sokolov-Wilson system Bo Ren, Zhi-Mei Lou, Zu-Feng Liang and Xiao-Yan Tang Eur. Phys. J. Plus, 131 12 (2016) 441 Published online: 23 December 2016 DOI: 10.1140/epjp/i2016-16441-7