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@article{FAA_1981_15_2_a16, author = {O. A. Platonova}, title = {Singularities in the problem of the quickest by-passing of an obstacle}, journal = {Funkcionalʹnyj analiz i ego prilo\v{z}eni\^a}, pages = {86--87}, publisher = {mathdoc}, volume = {15}, number = {2}, year = {1981}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/FAA_1981_15_2_a16/} }
O. A. Platonova. Singularities in the problem of the quickest by-passing of an obstacle. Funkcionalʹnyj analiz i ego priloženiâ, Tome 15 (1981) no. 2, pp. 86-87. http://geodesic.mathdoc.fr/item/FAA_1981_15_2_a16/