TY - JOUR AU - Huang, Xiangxiang AU - Huang, Yonghui TI - Mean-variance optimality for semi-Markov decision processes under first passage criteria JO - Kybernetika PY - 2017 SP - 59 EP - 81 VL - 53 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.14736/kyb-2017-1-0059/ DO - 10.14736/kyb-2017-1-0059 LA - en ID - 10_14736_kyb_2017_1_0059 ER -