ZHANG, Ellen Y. “前言：安樂死的道德困境: Introduction: The Moral Dilemma of Euthanasia”. International Journal of Chinese & Comparative Philosophy of Medicine 23, no. 1 (September 26, 2025): 1–6. Accessed May 27, 2026. https://ejournals.lib.hkbu.edu.hk/index.php/ijccpm/article/view/3224.