ANDRYANI, Nur Afny C. Study of Viola Jones Face Detection on Color Image based on Skin Pigmentation Level. Jurnal Elektro dan Mesin Terapan, [S. l.], v. 1, n. 1, p. 44–52, 2015. DOI: 10.35143/elementer.v1i1.16. Disponível em: https://jurnal.pcr.ac.id/index.php/elementer/article/view/16. Acesso em: 4 apr. 2025.