@article{TRSPY_1964_73_a8,
     author = {L. D. Faddeev},
     title = {On a~model of {Friedrichs} in the theory of perturbations of the continuous spectrum},
     journal = {Informatics and Automation},
     pages = {292--313},
     publisher = {mathdoc},
     volume = {73},
     year = {1964},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TRSPY_1964_73_a8/}
}