@article{GDZPPN002052717, title = {A partition formula connected with Abelian groups.}, journal = {Commentarii mathematici Helvetici}, volume = {11}, year = {1938}, pages = {126-129}, zbl = {64.0060.04}, url = {http://dml.mathdoc.fr/item/GDZPPN002052717} }
Hall, P. A partition formula connected with Abelian groups.. Commentarii mathematici Helvetici, Tome 11 (1938) pp. 126-129. http://gdmltest.u-ga.fr/item/GDZPPN002052717/