%0 Journal Article %A J. Hilgert %T Convexity Properties of Grassmannians %J Journal of Lie Theory %D 1992 %P 13-20 %V 2 %N 1 %U https://jolt.centre-mersenne.org/articles/10.5802/jolt.27/ %R 10.5802/jolt.27 %F JOLT_1992_2_1_a1