PritulaN. N. “Analysis of Integrability of the Generalyzed Kadomtsev-Petviashvili Type Model ”. Ukrains’kyi Matematychnyi Zhurnal 42, no. 6 (June 19, 1990): 800-806. Accessed November 24, 2024. https://umj.imath.kiev.ua/index.php/umj/article/view/8840.