TY - JOUR AU - S. Yu. Ignatovich TI - On a connection of the approximation of nonlinear systems in the sense of time optimality and their algebraic approximation JO - Žurnal matematičeskoj fiziki, analiza, geometrii PY - 2005 SP - 158 EP - 172 VL - 12 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/JMAG_2005_12_a2/ LA - ru ID - JMAG_2005_12_a2 ER -