G, A.; J, P. Kerr nonlinear couples. Scientific transaction of the National University of Mongolia. Physics, [S. l.], v. 11, n. 224, p. 83–92, 2022. DOI: 10.22353/physics.v11i224.111. Disponível em: https://journal.num.edu.mn/physics/article/view/111. Acesso em: 23 nov. 2024.