Vinh, P. C., Thanh Hue, T. T., Quang, D. V., Khanh Linh, N. T. and Nam, N. T. (2010) “Method of first integrals and interface, surface waves”, Vietnam Journal of Mechanics. Hanoi, Vietnam, 32(2), pp. 107–120. doi: 10.15625/0866-7136/32/2/310.