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@article{MZM_1987_42_5_a2, author = {P. G. Gres'}, title = {A conjecture on the number of characters in a $p$-block}, journal = {Matemati\v{c}eskie zametki}, pages = {642--649}, publisher = {mathdoc}, volume = {42}, number = {5}, year = {1987}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1987_42_5_a2/} }
P. G. Gres'. A conjecture on the number of characters in a $p$-block. Matematičeskie zametki, Tome 42 (1987) no. 5, pp. 642-649. http://geodesic.mathdoc.fr/item/MZM_1987_42_5_a2/