TY - JOUR AU - S. E. Pastukhova TI - Some questions concerning the well-posedness of a mixed problem with an oblique derivative for a strictly hyperbolic operator JO - Vestnik Moskovskogo universiteta. Matematika, mehanika PY - 1984 SP - 38 EP - 42 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VMUMM_1984_4_a9/ LA - ru ID - VMUMM_1984_4_a9 ER -