TY - JOUR AU - T. N. Smirnova TI - A model prorab machine and solution of problems with very sparse quantities JO - Zapiski Nauchnykh Seminarov POMI PY - 1978 SP - 197 EP - 238 VL - 80 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZNSL_1978_80_a11/ LA - ru ID - ZNSL_1978_80_a11 ER -