GAURAV SINGH SISODIA; SHYAM SUNDER. Applications of Partial Differential Equations. International Journal of Mathematics And its Applications, [S. l.], v. 6, n. 3, p. 399–402, 2018. Disponível em: http://ijmaa.in/index.php/ijmaa/article/view/396. Acesso em: 19 may. 2024.