M. A. S. Putra, I. Permana, and M. Afdal, “Analisis Sentimen Masyarakat Mengenai Gerakan Childfree di Media Sosial X Menggunakan Algoritma NBC dan SVM: Sentiment Analysis of Childfree Campaign on X Social Media Using NBC and SVM Algorithms”, MALCOM, vol. 4, no. 4, pp. 1189-1198, Jul. 2024.