TY - JOUR AU - Vakili, Seyed Hojat AU - Najafi, Amir Abbas AU - Ebrahimi, Seyed Babak TI - Developing an expert system to create and rebalance investment portfolio, using technical analysis JO - Journal of Investment Knowledge VL - 8 IS - 29 SP - 31 EP - 44 PY - 2019 DO - ER -