TY - JOUR AU - I. A. Khovanskaya (Pushkar') TI - Weak Infinitesimal Hilbert's 16th~Problem JO - Informatics and Automation PY - 2006 SP - 215 EP - 246 VL - 254 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TRSPY_2006_254_a9/ LA - ru ID - TRSPY_2006_254_a9 ER -