Intan, Rolly, and Andrew Defeng. “HARD: SUBJECT-BASED SEARCH ENGINE MENGGUNAKAN TF-IDF DAN JACCARDÂ’S COEFFICIENT”. Jurnal Teknik Industri: Jurnal Keilmuan dan Aplikasi Teknik Industri 8, no. 1 (October 11, 2006): 61–72. Accessed October 4, 2025. https://jurnalindustri.petra.ac.id/index.php/ind/article/view/16502.