@article{urn:eudml:doc:38272, title = {Finite groups with exactly thirteen conjugacy classes}, journal = {Extracta Mathematicae}, volume = {3}, year = {1988}, pages = {110-112}, language = {en}, url = {http://dml.mathdoc.fr/item/urn:eudml:doc:38272} }
Vera López, Antonio; Sangróniz, Josu. Finite groups with exactly thirteen conjugacy classes. Extracta Mathematicae, Tome 3 (1988) pp. 110-112. http://gdmltest.u-ga.fr/item/urn:eudml:doc:38272/