TY - JOUR AU - K.-H. Neeb AU - D. Mittenhuber TI - On the Exponential Function of an Invariant Lie Semigroup JO - Journal of Lie Theory PY - 1992 SP - 21 EP - 30 VL - 2 IS - 1 UR - https://jolt.centre-mersenne.org/articles/10.5802/jolt.28/ DO - 10.5802/jolt.28 ID - JOLT_1992_2_1_a2 ER -