@article{VMUMM_1997_3_a4,
     author = {A. D. Yashin},
     title = {Continuality of a family of logics that are complete in the sense of {Novikov} with a new monadic connective},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {22--25},
     year = {1997},
     number = {3},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_1997_3_a4/}
}