Nonexistence of pure multi-solitons for the quartic gBBM equation

Jingdong Wei, Zaili Zhen, Wenxia Chen, Lixin Tian. Nonexistence of pure multi-solitons for the quartic gBBM equation. Commun. Nonlinear Sci. Numer. Simul., 55:1-15, 2018. [doi]