Evaluation of the accuracy of a digital terrain model (TDM) in photogrammetric measurements with unmanned aerial vehicles (UAV) and conventional surveying equipment. REVISTA AMBIENTAL AGUA, AIRE Y SUELO, [S. l.], v. 14, n. 2, p. 30–41, 2023. DOI: 10.24054/raaas.v14i2.2786. Disponível em: https://ojs.unipamplona.edu.co/index.php/aaas/article/view/2786. Acesso em: 16 oct. 2025.