@article{MZM_2023_114_5_a3,
     author = {R. Yu. Vorotnikov and A. L. Skubachevskii},
     title = {Smoothness of {Generalized} {Eigenfunctions} of {Differential--Difference} {Operators} on a {Finite} {Interval}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {679--701},
     publisher = {mathdoc},
     volume = {114},
     number = {5},
     year = {2023},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2023_114_5_a3/}
}