@article{MZM_1975_18_2_a1,
     author = {V. I. Gorbaichuk and P. V. Zaderej},
     title = {Boundary properties of functions harmonic in a~strip},
     journal = {Matemati\v{c}eskie zametki},
     pages = {169--178},
     publisher = {mathdoc},
     volume = {18},
     number = {2},
     year = {1975},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1975_18_2_a1/}
}