@article{VMUMM_1984_4_a9,
     author = {S. E. Pastukhova},
     title = {Some questions concerning the well-posedness of a mixed problem with an oblique derivative for a strictly hyperbolic operator},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {38--42},
     publisher = {mathdoc},
     number = {4},
     year = {1984},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_1984_4_a9/}
}