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@article{MS2_1967__21_166018, author = {G. Vranceanu}, title = {Vari\'et\'es diff\'erentiables sans torsion.}, journal = {Mathematica Scandinavica}, pages = {190--194}, publisher = {mathdoc}, volume = {21}, year = {1967}, zbl = {0177.24401}, url = {http://geodesic.mathdoc.fr/item/MS2_1967__21_166018/} }
G. Vranceanu. Variétés différentiables sans torsion.. Mathematica Scandinavica, Tome 21 (1967), pp. 190-194. http://geodesic.mathdoc.fr/item/MS2_1967__21_166018/