TY - JOUR AU - Ibrahim, Hamidah AU - Sidi, Fatimah AU - Udzir, Nur Izura AU - Teo, Poh Kuang TI - An Effective Modality Conflict Model for Identifying Applicable Policies During Policy Evaluation JO - Journal of Advances in Computer Engineering and Technology VL - 4 IS - 4 SP - 255 EP - 266 PY - 2018 DO - ER -