Matatula, Ravensca, Danny Manongga, and Hendry Hendry. “Covid-19 Sentiment Analysis Using Convolutional Neural Network / Reccurent Neural Network Method”. Eduvest - Journal of Universal Studies 2, no. 8 (August 20, 2022): 1.563–1.572. Accessed May 17, 2025. http://www.eduvest.greenvest.co.id.submitjurnal.id/index.php/edv/article/view/514.