DR. AMRITA. Plasmas and Various Nonlinearities, Causing Self Focusing Effect. International Journal of Engineering and Management Research, [S. l.], v. 10, n. 6, p. 168–171, 2020. DOI: 10.31033/ijemr.10.6.23. Disponível em: https://ijemr.vandanapublications.com/index.php/ijemr/article/view/830. Acesso em: 3 jul. 2024.