de Andrade, Antonio Aparecido, Tariq Shah, and Atlas Khan. “A Note on Linear Codes over Semigroup Rings”. Trends in Computational and Applied Mathematics 12, no. 2 (June 1, 2011): 79–89. Accessed March 9, 2025. https://tema.sbmac.emnuvens.com.br/tema/article/view/79.