FIRLIANA, R.; WULANINGRUM, R. .-.; SASONGKO, W. .-. Implementasi Principal Component Analysis (PCA) Untuk Pengenalan Wajah Manusia. Nusantara of Engineering (NOE), [S. l.], v. 2, n. 1, 2015. Disponível em: https://ojs.unpkediri.ac.id/index.php/noe/article/view/114. Acesso em: 3 jan. 2025.