YLINEN, K. Isomorphisms of spaces and convolution algebras of functions. Annales Fennici Mathematici, [S. l.], n. 510, 1972. DOI: 10.5186/aasfm.1972.510. Disponível em: https://afm.journal.fi/article/view/134166. Acesso em: 26 nov. 2024.