TY - JOUR AU - Ehsan Lotfali Ghasab AU - Hamid Majani AU - Ghasem Soleimani Rad TI - Fixed points of set-valued $F$-contraction operators in quasi-ordered metric spaces with an application to integral equations JO - Žurnal Sibirskogo federalʹnogo universiteta. Matematika i fizika PY - 2021 SP - 150 EP - 158 VL - 14 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/JSFU_2021_14_2_a2/ LA - en ID - JSFU_2021_14_2_a2 ER -