@article{DAN_1984_279_1_a15,
     author = {A. V. Goncharsky and I. N. Sisakyan and V. V. Stepanov},
     title = {Solvability of certain inverse problems of focusing laser radiation},
     journal = {Doklady Akademii Nauk},
     pages = {68--71},
     publisher = {mathdoc},
     volume = {279},
     number = {1},
     year = {1984},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1984_279_1_a15/}
}