@inproceedings{paperid:1040456, author = {Farrokhi Derakhshandeh Ghouchan, Mohammad and Erfanian, Ahmad and Tolue Haghighi, Behnaz}, title = {On non normal graph of finite groups}, booktitle = {5th International group theory conference}, year = {2013}, location = {مشهد, IRAN}, keywords = {normality degree; non normal graph}, }