TY - JOUR AU - S. Kalabušić AU - F. Vajzović TI - Exponential formula for one-time integred semigroups JO - Novi Sad Journal of Mathematics PY - 2003 SP - 77 EP - 88 VL - 33 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/NSJOM_2003_33_2a_7/ ID - NSJOM_2003_33_2a_7 ER -