TY - JOUR AU - M. V. Shamolin TI - Problems of differential and topological diagnostics. Part~3. The checking problem JO - Vestnik Samarskogo universiteta. Estestvennonaučnaâ seriâ PY - 2019 SP - 36 EP - 47 VL - 25 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VSGU_2019_25_4_a4/ LA - ru ID - VSGU_2019_25_4_a4 ER -