%0 Journal Article %A J. Winkelmann %T A Splitting Criterion for Two-Dimensional Semi-Tori %J Journal of Lie Theory %D 2004 %P 555-561 %V 14 %N 2 %U https://jolt.centre-mersenne.org/articles/10.5802/jolt.352/ %R 10.5802/jolt.352 %F JOLT_2004_14_2_a12