ZHENG, Renjun. Pleasure and Achievement: Dopamine and Endorphins. Highlights in Science, Engineering and Technology, [S. l.], v. 6, p. 83–89, 2022. DOI: 10.54097/hset.v6i.948. Disponível em: https://drpress.org/ojs/index.php/HSET/article/view/948. Acesso em: 19 apr. 2026.