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@article{CM_1956-1958__13__263_0, author = {Dixmier, J.}, title = {Sur la relation $i(PQ-QP) = 1$}, journal = {Compositio Mathematica}, pages = {263--269}, publisher = {Kraus Reprint}, volume = {13}, year = {1956-1958}, mrnumber = {101478}, zbl = {0083.34703}, language = {fr}, url = {http://geodesic.mathdoc.fr/item/CM_1956-1958__13__263_0/} }
Dixmier, J. Sur la relation $i(PQ-QP) = 1$. Compositio Mathematica, Tome 13 (1956-1958), pp. 263-269. http://geodesic.mathdoc.fr/item/CM_1956-1958__13__263_0/