yusni R mulyadi, Zaini. Identifikasi Pengenalan Wajah Perokok Menggunakan Metode Principal Component Analysis. J. RESTI (Rekayasa Sist. Teknol. Inf.) [Internet]. 2020 Oct. 30 [cited 2026 Oct. 29];4(5):892-8. Available from: https://jurnal.iaii.or.id/index.php/RESTI/article/view/2272