@article{DAN_1965_163_2_a5,
     author = {S. Yu. Maslov and G. E. Mints and V. P. Orevkov},
     title = {Insolvability in the constructive calculus of predicates of certain classes of formulae containing only one-place predicate variables},
     journal = {Doklady Akademii Nauk},
     pages = {295--297},
     publisher = {mathdoc},
     volume = {163},
     number = {2},
     year = {1965},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1965_163_2_a5/}
}