Breuer, Anita. «The Use of Government-Initiated Referendums in Latin America. Towards a Theory of Referendum Causes». Revista de Ciencia Política 29, no. 1 (enero 13, 2020): 23–55. Accedido mayo 24, 2024. https://ojs.uc.cl/index.php/rcp/article/view/8168.