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@article{IVM_1963_4_a0, author = {M. I. Al'muhamedov}, title = {An inverse problem in the qualitative theory of differential equations}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {3--6}, publisher = {mathdoc}, number = {4}, year = {1963}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1963_4_a0/} }
M. I. Al'muhamedov. An inverse problem in the qualitative theory of differential equations. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 4 (1963), pp. 3-6. http://geodesic.mathdoc.fr/item/IVM_1963_4_a0/