@article{IVM_1995_6_a10,
     author = {V. A. Tyukov},
     title = {First-order theory of integral semigroup rings},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {82--89},
     publisher = {mathdoc},
     number = {6},
     year = {1995},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1995_6_a10/}
}