@article{GDZPPN002402270, title = {A Simple Group of Order 44,352,000.}, journal = {Mathematische Zeitschrift}, volume = {105}, year = {1968}, pages = {110-113}, zbl = {0186.04002}, url = {http://dml.mathdoc.fr/item/GDZPPN002402270} }
Higman, Donald G.; Sims, Charles C. A Simple Group of Order 44,352,000.. Mathematische Zeitschrift, Tome 105 (1968) pp. 110-113. http://gdmltest.u-ga.fr/item/GDZPPN002402270/