TY - JOUR AU - S. Ya. Serovaǐskiǐ TI - Optimal Control of Singular Stationary Systems with Phase Constraints and State Variation JO - Matematičeskie zametki PY - 2015 SP - 761 EP - 766 VL - 97 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_2015_97_5_a9/ LA - ru ID - MZM_2015_97_5_a9 ER -