1. An algorithm for computing cocyclic matrices developed over some semidirect products;Álvarez,2001
2. A genetic algorithm for cocyclic Hadamard matrices;Álvarez,2006
3. Calculating cocyclic Hadamard matrices in Mathematica: Exhaustive and heuristic searches;Álvarez,2006
4. A Mathematica notebook for computing the homology of iterated products of groups;Álvarez,2006
5. Álvarez, V., Armario, J.A., Frau, M.D., Real, P., 2006d. http://library.wolfram.com/infocenter/MathSource/6516/