TY - JOUR AU - A. I. Zobnin TI - On standard bases in rings of differential polynomials JO - Fundamentalʹnaâ i prikladnaâ matematika PY - 2003 SP - 89 EP - 102 VL - 9 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FPM_2003_9_3_a5/ LA - ru ID - FPM_2003_9_3_a5 ER -