@article{FAA_1990_24_1_a20,
     author = {S. Yu. Yakovenko},
     title = {Conditions necessary for optimality in the convex {Bolza} problem with phase constraints of a general form},
     journal = {Funkcionalʹnyj analiz i ego prilo\v{z}eni\^a},
     pages = {92--93},
     publisher = {mathdoc},
     volume = {24},
     number = {1},
     year = {1990},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FAA_1990_24_1_a20/}
}