TY - JOUR AU - M. Yu. Vyplov TI - A generalization of the Birkhoff--Whitney theorem for hereditary systems JO - Trudy Instituta matematiki i mehaniki PY - 2011 SP - 66 EP - 75 VL - 17 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TIMM_2011_17_4_a5/ LA - ru ID - TIMM_2011_17_4_a5 ER -