On a class of residually finite groups. Taeri, Buan (2003) Bulletin of the Malaysian Mathematical Sciences Society. Second Series
On finite groups with some conditions on subsets. Taeri, Bijan (2009) Bulletin of the Malaysian Mathematical Sciences Society. Second Series
On Levi quasivarieties generated by nilpotent groups. Budkin, A.I., Taranina, L.V. (2000) Siberian Mathematical Journal