AL SHOUNY, Ahmed; HUSSIEN, Alshimaa A.; SEDEEK, Ahmed. Reliable Digital Terrain Modeling Using PPK GNSS Observations and Leveling-Constrained TIN Interpolation. Civil Engineering Journal, [S. l.], v. 12, n. 6, p. 2501–2511, 2026. DOI: 10.28991/CEJ-2026-012-06-020. Disponível em: https://www.civilejournal.org/index.php/cej/article/view/6894. Acesso em: 7 jul. 2026.