@article{TMF_2024_218_1_a9,
     author = {Kh. A. Khachatryan and H. S. Petrosyan},
     title = {On qualitative properties of the solution of a~boundary value
},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {168--186},
     publisher = {mathdoc},
     volume = {218},
     number = {1},
     year = {2024},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_2024_218_1_a9/}
}