@article{paperid:1040336, author = {Erfanian, Ahmad and Rashid Rezaei and Francesco G. Russo}, title = {Relative n-isoclinism Classes and Relative n-th Nilpotency Degree of Finite Groups}, journal = {Filomat}, year = {2013}, volume = {27}, number = {2}, month = {January}, issn = {0354-5180}, pages = {367--371}, numpages = {4}, keywords = {Commutativity degree; relative commutativity degree; n-th nilpotency degree; relativen-isoclinism}, }