Maximum distance separable codes over Z4 and Z2 × mathbbZ4. - Muhammad Bilal 008; Joaquim Borges; Steven T. Dougherty; Cristina Fernández-Córdoba (Des. Codes Cryptogr., 2011)

Extensions of Z2Z4-additive self-dual codes preserving their properties. - Muhammad Bilal 008; Joaquim Borges; Steven T. Dougherty; Cristina Fernández-Córdoba (ISIT, 2012)

Codes over rings: maximum distance separability and self-duality. - Muhammad Bilal 008 (2012)

Self-dual codes from 3-class association schemes. - Muhammad Bilal 008; Joaquim Borges; Steven T. Dougherty; Cristina Fernández-Córdoba (Appl. Algebra Eng. Commun. Comput., 2015)