%0 Journal Article %J IEEE Access %D 2021 %T Exploiting Block Structures of KKT Matrices for Efficient Solution of Convex Optimization Problems %A Iqbal, Zafar %A Nooshabadi, Saeid %A Yamazaki, Ichitaro %A Stanimire Tomov %A Jack Dongarra %B IEEE Access %G eng %R 10.1109/ACCESS.2021.3106054