@article{VNGU_2008_8_1_a8,
     author = {E. B. Fokina},
     title = {Algorithmic {Properties} of {Structures} for the {Language} with {Two} {Unary} {Functional} {Symbols}},
     journal = {Sibirskij \v{z}urnal \v{c}istoj i prikladnoj matematiki},
     pages = {90--101},
     publisher = {mathdoc},
     volume = {8},
     number = {1},
     year = {2008},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VNGU_2008_8_1_a8/}
}