DATA MINING ANALYSIS OF SHELL OIL SALES USING THE C4.5 ALGORITHM AT CV. HARAPAN KARYA MANDIRI. Jurnal Teknoif Teknik Informatika Institut Teknologi Padang [Internet]. 2025 Oct. 31 [cited 2025 Nov. 4];13(2):48-56. Available from: https://teknoif.itp.ac.id/index.php/teknoif/article/view/867