PEDRAZA-ARPASI, Jorge. Algebraic structure of convolutional encoders. Pro Mathematica, [S. l.], v. 10, n. 19-20, p. 93–111, 1996. Disponível em: https://revistas.pucp.edu.pe/index.php/promathematica/article/view/6074. Acesso em: 27 dic. 2025.