@article{IIMI_2016_1_a0,
     author = {A. K. Koshcheeva},
     title = {New constants in pretabular superintuitionistic logics: {P.~Novikov's} approach},
     journal = {Izvestiya Instituta Matematiki i Informatiki Udmurtskogo Gosudarstvennogo Universiteta},
     pages = {3--33},
     year = {2016},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IIMI_2016_1_a0/}
}