TY - JOUR AU - Akpanibah, Edikan E. AU - Osu, Bright O. AU - Ihedioha, Silas A. TI - On the optimal asset allocation strategy for a defined contribution pension system with refund clause of premium with predetermined interest under Heston's volatility model JO - Journal of nonlinear sciences and its applications PY - 2020 SP - 53 EP - 64 VL - 13 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.22436/jnsa.013.01.05/ DO - 10.22436/jnsa.013.01.05 LA - en ID - 10_22436_jnsa_013_01_05 ER -