Voir la notice de l'article provenant de la source Math-Net.Ru
@article{MZM_1997_61_2_a5, author = {N. A. Nemirovskaya}, title = {Frucht theorem for inverse semigroups}, journal = {Matemati\v{c}eskie zametki}, pages = {246--251}, publisher = {mathdoc}, volume = {61}, number = {2}, year = {1997}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1997_61_2_a5/} }
N. A. Nemirovskaya. Frucht theorem for inverse semigroups. Matematičeskie zametki, Tome 61 (1997) no. 2, pp. 246-251. http://geodesic.mathdoc.fr/item/MZM_1997_61_2_a5/