@article{VYURM_2015_7_4_a9,
     author = {E. Y. Chistyakov},
     title = {On solutions of the wave equation with a minor term},
     journal = {Vestnik \^U\v{z}no-Uralʹskogo gosudarstvennogo universiteta. Seri\^a, Matematika, mehanika, fizika},
     pages = {74--76},
     publisher = {mathdoc},
     volume = {7},
     number = {4},
     year = {2015},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VYURM_2015_7_4_a9/}
}