@article{TM_2020_309_a21,
     author = {B. L. Voronov},
     title = {Verification of {Spectral} {Analysis} of a {Self-adjoint} {Differential} {Operator} {``Following} {Landau} and {Lifshitz''} by {Means} of {Its} {Green} {Function}},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {320--337},
     publisher = {mathdoc},
     volume = {309},
     year = {2020},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TM_2020_309_a21/}
}