@article{UZERU_1989_3_a4,
     author = {S. V. Babasian},
     title = {On the scattering inverse problem for the differential operators of high order on the semi-axis},
     journal = {Proceedings of the Yerevan State University. Physical and mathematical sciences},
     pages = {26--32},
     publisher = {mathdoc},
     number = {3},
     year = {1989},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/UZERU_1989_3_a4/}
}