@article{TMF_2011_167_2_a4,
     author = {Zhijun Qiao and Xianqi Li},
     title = {An~integrable equation with nonsmooth solitons},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {214--221},
     publisher = {mathdoc},
     volume = {167},
     number = {2},
     year = {2011},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_2011_167_2_a4/}
}