Geodesic
On the theory of the characteristic functions of isometric operators
Izvestiâ vysših učebnyh zavedenij. Matematika, no. 3 (1967), pp. 66-73 
Yu. S. Markelov. On the theory of the characteristic functions of isometric operators. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 3 (1967), pp. 66-73. http://geodesic.mathdoc.fr/item/IVM_1967_3_a9/
@article{IVM_1967_3_a9,
     author = {Yu. S. Markelov},
     title = {On the theory of the characteristic functions of isometric operators},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {66--73},
     year = {1967},
     number = {3},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1967_3_a9/}
}
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%U http://geodesic.mathdoc.fr/item/IVM_1967_3_a9/
%G ru
%F IVM_1967_3_a9

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