TY - JOUR AU - V. V. Arestov TI - Some extremal problems for differentiable functions of one variable JO - Informatics and Automation PY - 1975 SP - 3 EP - 28 VL - 138 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TRSPY_1975_138_a0/ LA - ru ID - TRSPY_1975_138_a0 ER -