TY - JOUR AU - Khao Shou TI - The Sturm-Liouville difference problem for a fourth order equation with discontinuous coefficients JO - Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki PY - 1963 SP - 1014 EP - 1031 VL - 3 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZVMMF_1963_3_6_a4/ LA - ru ID - ZVMMF_1963_3_6_a4 ER -