Vykhor H. Principia Metaethica: the alphabet of moral theories. Chrisman, M. (2023). What is this thing called Metaethics? Abingdon: Routledge. Sent [Internet]. 2026Apr.30 [cited 2026Apr.30];45(1):196-9. Available from: https://sententiae.vntu.edu.ua/index.php/sententiae/article/view/1232