@article{TM_1972_121_a6,
     author = {A. Y. Plushkevichene},
     title = {A sequential variant of the arithmetical system of {R.~Robinson} that does not contain cut type rules},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {109--135},
     publisher = {mathdoc},
     volume = {121},
     year = {1972},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TM_1972_121_a6/}
}