Samoilenko, A. M., Samoilenko, V. G. and Sidorenko, Y. M. (1999) “Hierarchy of the Kadomtsev-Petviashvili equations under nonlocal constraints: Many-dimensional generalizations and exact solutions of reduced system”, Ukrains’kyi Matematychnyi Zhurnal, 51(1), pp. 78–97. Available at: https://umj.imath.kiev.ua/index.php/umj/article/view/4585 (Accessed: 18May2024).