SAMOILENKO, A. M.; SAMOILENKO, V. G.; SIDORENKO, Yu. M. Hierarchy of the Kadomtsev-Petviashvili equations under nonlocal constraints: Many-dimensional generalizations and exact solutions of reduced system. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 51, n. 1, p. 78–97, 1999. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/4585. Acesso em: 5 dec. 2025.