TY - JOUR AU - D. A. Konovalov AU - A. V. Ryazhskikh AU - A. A. Khvostov AU - E. A. Soboleva TI - Diffusion transfer in a spherical granule with ideal contact of two consecutive multi-permeable axisymmetric areas under boundary conditions of the first kind JO - Vestnik Ûžno-Uralʹskogo gosudarstvennogo universiteta. Seriâ, Matematika, mehanika, fizika PY - 2021 SP - 69 EP - 76 VL - 13 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VYURM_2021_13_4_a7/ LA - ru ID - VYURM_2021_13_4_a7 ER -