N. I. . Roa Merchán and E. A. . Tobón Galvis, “Improvement strategies for construction materials commercialization companies with a Sales methodology - Company in the municipality of Cucuta”, interfaces, vol. 7, no. 1, Aug. 2024, Accessed: Dec. 05, 2025. [Online]. Available: https://revistas.unilibre.edu.co/index.php/interfaces/article/view/12055