TY - JOUR AU - U. T. Borisenok AU - M. V. Shamolin TI - Resolving a~problem of differential diagnostics JO - Fundamentalʹnaâ i prikladnaâ matematika PY - 1999 SP - 775 EP - 790 VL - 5 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FPM_1999_5_3_a8/ LA - ru ID - FPM_1999_5_3_a8 ER -