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@article{PORMA_1974__33_2_115223, author = {Moskowitz, Martin A.}, title = {Some results on groups with unique square roots}, journal = {Portugaliae mathematica}, pages = {93--99}, publisher = {mathdoc}, volume = {33}, number = {2}, year = {1974}, mrnumber = {0335676}, zbl = {0281.22003}, language = {en}, url = {http://geodesic.mathdoc.fr/item/PORMA_1974__33_2_115223/} }
Moskowitz, Martin A. Some results on groups with unique square roots. Portugaliae mathematica, Tome 33 (1974) no. 2, pp. 93-99. http://geodesic.mathdoc.fr/item/PORMA_1974__33_2_115223/