TY - JOUR AU - L. I. Chibrikova TI - On a singular case of the Riemann problem on a nonbounded contour. I JO - Trudy seminara po kraevym zadačam PY - 1978 SP - 139 EP - 167 VL - 15 IS - 15 UR - http://geodesic.mathdoc.fr/item/KUKZ_1978_15_15_a18/ LA - ru ID - KUKZ_1978_15_15_a18 ER -