1. Y. Berkovich, Groups of Prime Power Order, Vol. 1, Walter de Gruyter, Berlin, 2008.
2. Y. Berkovich and Z. Janko, Structure of finite p-groups with given subgroups, Contemporary Mathematics 402 (2006), 13–93.
3. Y. Berkovich and Z. Janko, Groups of Prime Power Order, Vol. 2, Walter de Gruyter, Berlin, 2008.
4. Y. Berkovich and Z. Janko, On subgroups of finite p-groups, Israel Journal of Mathematics 171 (2009), 29–49.
5. Y. Berkovich and Z. Janko, Groups of Prime Power Order, Vol. 3, Walter de Gruyter, Berlin, 2011.