@article{MZM_1967_1_5_a9,
     author = {G. N. Finozhenok},
     title = {The nature of the spectrum of the first boundary-value problem for equations of higher order in infinite regions},
     journal = {Matemati\v{c}eskie zametki},
     pages = {575--582},
     publisher = {mathdoc},
     volume = {1},
     number = {5},
     year = {1967},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1967_1_5_a9/}
}