Baita, A., Yoga Pristyanto and Nuri Cahyono 2021. Analisis Sentimen Mengenai Vaksin Sinovac Menggunakan Algoritma Support Vector Machine (SVM) dan K-Nearest Neighbor (KNN). Information System Journal. 4, 2 (Nov. 2021), 42-46. DOI:https://doi.org/10.24076/infosjournal.2021v4i2.687.