@article{CM_1990__74_2_165_0, author = {Grover, V. K. and Sankaran, N.}, title = {Projective modules and approximation couples}, journal = {Compositio Mathematica}, volume = {76}, year = {1990}, pages = {165-168}, mrnumber = {1047738}, zbl = {0717.13006}, language = {en}, url = {http://dml.mathdoc.fr/item/CM_1990__74_2_165_0} }
Grover, V. K.; Sankaran, N. Projective modules and approximation couples. Compositio Mathematica, Tome 76 (1990) pp. 165-168. http://gdmltest.u-ga.fr/item/CM_1990__74_2_165_0/
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