RAZA, Ahmad; HUSSAIN, Bilal. Use of Terrain and Obstacle Databases to Support UAS Detect-and-Avoid in Complex Urban Environments. Global Frontiers in Integrated Engineering, Mathematics, and Applied Sciences Research, [S. l.], v. 15, n. 9, p. 1–20, 2025. Disponível em: https://gsiacademia.com/index.php/GFIEMASR/article/view/Use-of-Terrain-and-Obstacle. Acesso em: 2 nov. 2026.