@article{FAA_1976_10_3_a3,
     author = {V. R. Kireitov},
     title = {On the problem of determining an optical surface by its reflections},
     journal = {Funkcionalʹnyj analiz i ego prilo\v{z}eni\^a},
     pages = {45--54},
     publisher = {mathdoc},
     volume = {10},
     number = {3},
     year = {1976},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FAA_1976_10_3_a3/}
}