@article{IVM_1977_7_a3,
     author = {\`E. S. Vasil'ev},
     title = {Elementary theories of certain classes of two-base models of abelian groups},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {32--36},
     year = {1977},
     number = {7},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1977_7_a3/}
}