Utama, I Putu Ananda Miarta, et al. “Multi-Aspect Sentiment Analysis Hotel Review Using RF, SVM, and Naïve Bayes Based Hybrid Classifier”. JURNAL MEDIA INFORMATIKA BUDIDARMA, vol. 5, no. 2, Apr. 2021, pp. 630-9, doi:10.30865/mib.v5i2.2959.