Quarters, Five Layers of Happiness: Can urbanship make people happier?. project baikal, Irkutsk, Russian Federation, v. 12, n. 46, p. 58–62, 2015. DOI: 10.7480/projectbaikal.46.945. Disponível em: https://projectbaikal.com/index.php/pb/article/view/945. Acesso em: 10 may. 2026.