@article{ZVMMF_1984_24_4_a8,
     author = {S. A. Abramov},
     title = {Calculation of preconditions of programs},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {566--578},
     publisher = {mathdoc},
     volume = {24},
     number = {4},
     year = {1984},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1984_24_4_a8/}
}