@article{ZVMMF_2013_53_10_a7,
     author = {E. A. Volkov},
     title = {Solvability analysis of a nonlocal boundary value problem by applying the~contraction mapping principle},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {1679--1683},
     publisher = {mathdoc},
     volume = {53},
     number = {10},
     year = {2013},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_2013_53_10_a7/}
}