@article{paperid:103170, author = {Ghane Ostadghassemi, Fateme Helen and Hamed Labbafian, Zainab}, title = {Upper Topological Generalized Groups,}, journal = {Italian Journal of Pure and Applied Mathematics}, year = {2011}, volume = {27}, number = {2}, month = {January}, issn = {1126-8042}, pages = {321--332}, numpages = {11}, keywords = {universal cover; topological generalized group; fundamental group; semilocally simple connected space; locally compact topological group}, }