TY - JOUR AU - Alexander I. Kozhanov TI - Boundary value problems for fourth-order Sobolev type equations JO - Žurnal Sibirskogo federalʹnogo universiteta. Matematika i fizika PY - 2021 SP - 425 EP - 432 VL - 14 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/JSFU_2021_14_4_a3/ LA - en ID - JSFU_2021_14_4_a3 ER -