GUNADI, Kartika; PONGSITANAN, Sonny Reinard. PEMBUATAN PERANGKAT LUNAK PENGENALAN WAJAH MENGGUNAKAN PRINCIPAL COMPONENTS ANALYSIS. Jurnal Informatika, [S. l.], v. 2, n. 2, p. pp. 57–61, 2004. DOI: 10.9744/informatika.2.2.pp. 57-61. Disponível em: https://jurnalinformatika.petra.ac.id/index.php/inf/article/view/15805. Acesso em: 4 oct. 2025.