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@article{MZM_1967_1_5_a13, author = {Yu. L. Shmul'yan}, title = {Two-sided division in the ring of operators}, journal = {Matemati\v{c}eskie zametki}, pages = {605--610}, publisher = {mathdoc}, volume = {1}, number = {5}, year = {1967}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1967_1_5_a13/} }
Yu. L. Shmul'yan. Two-sided division in the ring of operators. Matematičeskie zametki, Tome 1 (1967) no. 5, pp. 605-610. http://geodesic.mathdoc.fr/item/MZM_1967_1_5_a13/