RAMASWAMI, S. Semigroups of Measures on Lie Groups. The Journal of the Indian Mathematical Society, [S. l.], v. 38, n. 1-4, p. 175–189, 1974. Disponível em: https://informaticsjournals.com/index.php/jims/article/view/16690. Acesso em: 6 may. 2024.