@article{DAN_1963_149_5_a8,
     author = {B. I. Plotkin},
     title = {$\Omega$-semigroups, $\Omega$-rings and representations},
     journal = {Doklady Akademii Nauk},
     pages = {1037--1040},
     publisher = {mathdoc},
     volume = {149},
     number = {5},
     year = {1963},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1963_149_5_a8/}
}