CEDEÑO WHEATLEY, Karla. Evaluation of Quality in Use of a Virtual Learning Environment Based on ISO 25000. EKSIGMA, [S. l.], v. 1, n. 3, p. 4–20, 2025. Disponível em: https://eksigma.com/index.php/principal/article/view/2. Acesso em: 11 sep. 2026.