JAYA, A. K. Analisis Faktorisasi Matriks Tak Negatif. Jurnal Matematika, Statistika dan Komputasi, [S. l.], v. 13, n. 2, p. 147-151, 2018. DOI: 10.20956/jmsk.v13i2.3501. Disponível em: http://118754.2bdvi7ajx.asia/index.php/jmsk/article/view/3501. Acesso em: 19 jan. 2025.