@article{article1cdf262d,
title   = {Hirota method for oblique solitons in two-dimensional supersonic nonlinear Schrödinger flow},
author = {Khamis, E G and Gammal, Arnaldo},
year = {2012},
doi = {10.1016/j.physleta.2012.06.008},
journal   = {Physics Letters A}
}