HEMMAT, A. A.; FARD, Z. Y. Approximate Identities on Non-Euclidean Manifolds. Communications in Mathematics and Applications, [S. l.], v. 3, n. 3, p. 215–222, 2012. DOI: 10.26713/cma.v3i3.206. Disponível em: http://rgnpublications.com/journals/index.php/cma/article/view/206. Acesso em: 24 nov. 2024.