Voir la notice de l'article provenant de la source Math-Net.Ru
@article{IVM_1960_4_a3, author = {V. V. Vagner}, title = {Transformative semigroups}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {36--48}, publisher = {mathdoc}, number = {4}, year = {1960}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1960_4_a3/} }
V. V. Vagner. Transformative semigroups. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 4 (1960), pp. 36-48. http://geodesic.mathdoc.fr/item/IVM_1960_4_a3/