Dewi Anggraini E, Karimi S, Indrawari I, Ridwan E. Revealed Preference in President Election 2019 in Padang City West Sumatra Province. Opción [Internet]. 3 de agosto de 2019 [citado 2 de mayo de 2024];350:1321-39. Disponible en: https://www.produccioncientificaluz.org/index.php/opcion/article/view/31630