%0 Journal Article %A G. A. Willis %T Groups with Flat-Rank Greater Than 1 %J Journal of Lie Theory %D 2023 %P 433-452 %V 33 %N 1 %U https://jolt.centre-mersenne.org/articles/10.5802/jolt.1289/ %R 10.5802/jolt.1289 %F JOLT_2023_33_1_a17