@article{DAN_1970_195_5_a6,
     author = {A. V. Kuznetsov and V. Ya. Gerchiu},
     title = {The superintuitionistic logics and finitary approximability},
     journal = {Doklady Akademii Nauk},
     pages = {1029--1032},
     publisher = {mathdoc},
     volume = {195},
     number = {5},
     year = {1970},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1970_195_5_a6/}
}