@article{1102868632, author = {Jain, S. K. and Singh, Surjeet}, title = {Rings with quasi-projective left ideals.}, journal = {Pacific J. Math.}, volume = {61}, number = {2}, year = {1975}, pages = { 169-181}, language = {en}, url = {http://dml.mathdoc.fr/item/1102868632} }
Jain, S. K.; Singh, Surjeet. Rings with quasi-projective left ideals.. Pacific J. Math., Tome 61 (1975) no. 2, pp. 169-181. http://gdmltest.u-ga.fr/item/1102868632/