@article{MZM_1978_24_3_a2,
     author = {L. A. Aksent'ev and Yu. E. Hohlov and E. A. Shirokova},
     title = {Uniqueness of solution of the exterior inverse boundary-value problem},
     journal = {Matemati\v{c}eskie zametki},
     pages = {319--330},
     publisher = {mathdoc},
     volume = {24},
     number = {3},
     year = {1978},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1978_24_3_a2/}
}