%0 Journal Article %A Li, Jun %A Xiong, Xiangtuan %T A new block triangular preconditioner for three-by-three block saddle-point problem %J Applications of Mathematics %D 2024 %P 67-91 %V 69 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/AM.2023.0289-22/ %R 10.21136/AM.2023.0289-22 %G en %F 10_21136_AM_2023_0289_22