1. Álvarez, V., Armario, J.A., Frau, M.D., Gudiel, F.: The maximal determinant of cocyclic $$(-1,1)$$ ( - 1 , 1 ) -matrices over $$D_{2t}$$ D 2 t . Linear Algebra Appl. 436, 858–873 (2012)
2. Álvarez, V., Armario, J.A., Frau, M.D., Real, P.: A genetic algorithm for cocyclic Hadamard matrices. AAECC-16 Proc. LNCS 3857, 144–153 (2006)
3. Álvarez, V., Armario, J.A., Frau, M.D., Real, P.: Calculating cocyclic Hadamard matrices in mathematica: exhaustive and heuristic searches. ICMS-2 Proc. LNCS 4151, 422 (2006)
4. Álvarez, V., Armario, J.A., Frau, M.D., Real, P.: A Mathematica notebook for computing the homology of iterated products of groups. ICMS-2 Proc. LNCS 4151, 57 (2006)
5. Álvarez, V., Armario, J.A., Frau, M.D., Real, P.: http://library.wolfram.com/infocenter/MathSource/6516/