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@article{IVM_2008_3_a4, author = {V. V. Provotorov}, title = {Expansion in eigenfunctions of the {Sturm--Liouville} problem on a graph bundle}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {50--62}, publisher = {mathdoc}, number = {3}, year = {2008}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_2008_3_a4/} }
V. V. Provotorov. Expansion in eigenfunctions of the Sturm--Liouville problem on a graph bundle. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 3 (2008), pp. 50-62. http://geodesic.mathdoc.fr/item/IVM_2008_3_a4/
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