@article{TM_1972_121_a2,
     author = {S. Yu. Maslov},
     title = {The inverse method, and tactics for establishing deducibility for a calculus with functional symbols},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {14--56},
     publisher = {mathdoc},
     volume = {121},
     year = {1972},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TM_1972_121_a2/}
}