Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{MASLO_1965__15_1_a0, author = {\v{S}ulka, Robert}, title = {{\CYRR}{\cyra}{\cyrd}{\cyri}{\cyrk}{\cyra}{\cyrl}{\cyrery} {\cyri} {\cyrt}{\cyro}{\cyrp}{\cyro}{\cyrl}{\cyro}{\cyrg}{\cyri}{\cyrya} {\cyrv} {\cyrp}{\cyro}{\cyrl}{\cyru}{\cyrg}{\cyrr}{\cyru}{\cyrp}{\cyrp}{\cyra}{\cyrh}}, journal = {Mathematica slovaca}, pages = {3--14}, publisher = {mathdoc}, volume = {15}, number = {1}, year = {1965}, mrnumber = {0182668}, zbl = {0134.26704}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MASLO_1965__15_1_a0/} }
Šulka, Robert. Радикалы и топология в полугруппах. Mathematica slovaca, Tome 15 (1965) no. 1, pp. 3-14. http://geodesic.mathdoc.fr/item/MASLO_1965__15_1_a0/