TY - JOUR AU - V. P. Maslov TI - A Class of Lagrangian Manifolds Corresponding to Variational Problems, Problems of Control Theory, and Problems of Thermodynamics JO - Funkcionalʹnyj analiz i ego priloženiâ PY - 1998 SP - 89 EP - 91 VL - 32 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FAA_1998_32_2_a8/ LA - ru ID - FAA_1998_32_2_a8 ER -