@article{Glebskii_1972,
    doi = {10.1007/bf01071084},
    url = {https://doi.org/10.1007%2Fbf01071084},
    year = {1972},
    publisher = {Springer Science and Business Media {LLC}},
    volume = {5},
    number = {2},
    pages = {142--154},
    author = {Yu. V. Glebskii and D. I. Kogan and M. I. Liogon{\textquotesingle}kii and V. A. Talanov},
    title = {Range and degree of realizability of formulas in the restricted predicate calculus},
    journal = {Cybernetics}
}

@article{Glebskii_1972, doi = {10.1007/bf01071084}, url = {https://doi.org/10.1007%2Fbf01071084}, year = {1972}, publisher = {Springer Science and Business Media {LLC}}, volume = {5}, number = {2}, pages = {142--154}, author = {Yu. V. Glebskii and D. I. Kogan and M. I. Liogon{\textquotesingle}kii and V. A. Talanov}, title = {Range and degree of realizability of formulas in the restricted predicate calculus}, journal = {Cybernetics} }