TY - JOUR AU - Kh. G. Umarov TI - Explicit solution of the mixed problem in anisotropic semispace with brightly expressed vertical permeability for Barenblatt--Zheltov--Kochina equation JO - Vestnik Samarskogo universiteta. Estestvennonaučnaâ seriâ PY - 2012 SP - 75 EP - 99 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VSGU_2012_6_a9/ LA - ru ID - VSGU_2012_6_a9 ER -