DR. AMRITA. Self-Focusing Effect of an Electromagnetic Wave under Various Nonlinearities. Applied Science and Engineering Journal for Advanced Research, [S. l.], v. 1, n. 4, p. 12–16, 2022. DOI: 10.54741/asejar.1.4.3. Disponível em: https://asejar.singhpublication.com/index.php/ojs/article/view/24. Acesso em: 7 may. 2024.