@article{MZM_2007_81_4_a15,
     author = {V. I. Mogilevskii},
     title = {Description of {Spectral} {Functions} of {Differential} {Operators} with {Arbitrary} {Deficiency} {Indices}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {625--630},
     publisher = {mathdoc},
     volume = {81},
     number = {4},
     year = {2007},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2007_81_4_a15/}
}