Mehdi Abdullahi RASHİD, Noorollah JAMALİ, Behrooz MAHSAYEKHY, Seyyed Zeynal PASHAEİ, Hamid TORABI
Hacettepe Journal of Mathematics and Statistics
935-949
Semicovering, Generalized covering, Topological group, Spanier topology, Whisker topology, Lasso topology, Subgroup topology