ALI, Md. Showkat; AHMED, K.M.; KHAN, M.R.; ISLAM, Md. Mirazul. Exterior Algebra with Differential Forms on Manifolds. Dhaka University Journal of Science, [S. l.], v. 60, n. 2, p. 247–252, 2012. DOI: 10.3329/dujs.v60i2.11528. Disponível em: https://www.banglajol.info/index.php/DUJS/article/view/11528. Acesso em: 22 dec. 2025.