Valle-Cruz, D., Sandoval-Almazán, R., López-Chau, A., & Criado, J. I. (2024). Unveiling political polarization on Twitter: Machine learning and sentiment analysis in presidential elections. JeDEM - EJournal of EDemocracy and Open Government, 16(1), 186–212. https://doi.org/10.29379/jedem.v16i1.846