TY - JOUR AU - M. Beleva TI - Controlled Wiener Process by External Intervations Minimizing the Average Time with a Drift JO - Mathematica balkanica PY - 1996 SP - 49 VL - 10 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MABA_1996_10_1_a5/ ID - MABA_1996_10_1_a5 ER -