Доступные ссылки:

Harvard: Kurkina, O. E., Singh, N.& Stepanyants, Y. A. 2015. Structure of internal solitary waves in two-layer fluid at near-critical situation. Communications in Nonlinear Science and Numerical Modeling, 22(1-3), pp. 1235-1242, doi: 10.1016/j.cnsns.2014.09.018