@article{VMUMM_1991_3_a19,
     author = {Yu. V. Egorov},
     title = {On the solution of a mixed boundary value problem for an equation of the vibrations of a string},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {77--79},
     publisher = {mathdoc},
     number = {3},
     year = {1991},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_1991_3_a19/}
}