TY - JOUR AU - Atrak, Hossein AU - Jahed, Mohsen TI - Development of the Concept of Malignity in the History of Philosophical Ethics in the Islamic World (with an Emphasis on Khwajah Nasir al-Din Tusi’s Philosophy) JO - History of Philasophy VL - 7 IS - 2 SP - 1 EP - 10 PY - 2016 DO - ER -