TY - JOUR AU - S. Ya. Serovaǐskiǐ TI - Approximation Methods in Optimal Control Problems for Nonlinear Infinite-Dimensional Systems JO - Matematičeskie zametki PY - 2013 SP - 600 EP - 619 VL - 94 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_2013_94_4_a10/ LA - ru ID - MZM_2013_94_4_a10 ER -