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@article{SF_1987__36_134884, author = {T. Saito}, title = {Quasi-orthodox semigroups with inverse transversals.}, journal = {Semigroup forum}, pages = {47--54}, publisher = {mathdoc}, volume = {36}, year = {1987}, zbl = {0618.20041}, url = {http://geodesic.mathdoc.fr/item/SF_1987__36_134884/} }
T. Saito. Quasi-orthodox semigroups with inverse transversals.. Semigroup forum, Tome 36 (1987), pp. 47-54. http://geodesic.mathdoc.fr/item/SF_1987__36_134884/