@article{1181072651, author = {Albrecht, Ulrich}, title = {Quasi-Decomposition of Abelian Groups and Baer's Lemma}, journal = {Rocky Mountain J. Math.}, volume = {22}, number = {4}, year = {1992}, pages = { 1227-1241}, language = {en}, url = {http://dml.mathdoc.fr/item/1181072651} }
Albrecht, Ulrich. Quasi-Decomposition of Abelian Groups and Baer's Lemma. Rocky Mountain J. Math., Tome 22 (1992) no. 4, pp. 1227-1241. http://gdmltest.u-ga.fr/item/1181072651/