Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1971_196_3_a7, author = {V. L. Murskii}, title = {Unrecognizable properties of finite systems of identity relations}, journal = {Doklady Akademii Nauk}, pages = {520--522}, publisher = {mathdoc}, volume = {196}, number = {3}, year = {1971}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1971_196_3_a7/} }
V. L. Murskii. Unrecognizable properties of finite systems of identity relations. Doklady Akademii Nauk, Tome 196 (1971) no. 3, pp. 520-522. http://geodesic.mathdoc.fr/item/DAN_1971_196_3_a7/