1. Ballester-Bolinches, A., Esteban-Romero, R., Asaad, M. (2010). Products of Finite Groups, volume 53 of De Gruyter Expositions in Mathematics. Berlin: Walter de Gruyter.
2. Ballester-Bolinches, A., Ezquerro, L. M. (2006). Classes of Finite Groups. Mathematics and Its Applications, 1st ed. Dordrecht: Springer.
3. On second maximal subgroups of Sylow subgroups of finite groups
4. On minimal subgroups of finite groups
5. Berkovich, Y. (2008). Groups of Prime Power Order, volume 1 of de Gruyter Expositions in Mathematics. Berlin: Walter de Gruyter.