NGO, A. T.; CAO, X. V. Design and manufacture tri-stimulus colorimete. Journal of Technical Education Science, [S. l.], v. 9, n. 1, p. 69–75, 2014. Disponível em: https://www.jte.edu.vn/index.php/jte/article/view/680. Acesso em: 7 apr. 2026.