\input zb-basic \input zb-ioport \iteman{io-port 50301547} \itemau{Shen, Jianwei; Xu, Wei; Jin, Yanfei} \itemti{Bifurcation method and traveling wave solution to whitham-Broer-Kaup equation} \itemso{Applied Mathematics and Computation 171, No. 2, 677-702 (2005).} \itemcc{} \itemut{} \itemli{doi:10.1016/j.amc.2005.01.078} \end