Voir la notice de l'article provenant de la source Math-Net.Ru
@article{MZM_2021_110_3_a3, author = {V. S. Monakhov}, title = {Three {Formations} over~$\mathfrak U$}, journal = {Matemati\v{c}eskie zametki}, pages = {358--367}, publisher = {mathdoc}, volume = {110}, number = {3}, year = {2021}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_2021_110_3_a3/} }
V. S. Monakhov. Three Formations over~$\mathfrak U$. Matematičeskie zametki, Tome 110 (2021) no. 3, pp. 358-367. http://geodesic.mathdoc.fr/item/MZM_2021_110_3_a3/