@article{DAN_1978_242_6_a17,
     author = {A. G. Megrabov},
     title = {On the determination of a set of point sources},
     journal = {Doklady Akademii Nauk},
     pages = {1303--1306},
     publisher = {mathdoc},
     volume = {242},
     number = {6},
     year = {1978},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1978_242_6_a17/}
}