Attai, H., Ubom, O. , Okpo, H., Billy, U. and Jackson, A. 2023. COMPARATIVE ANALYSIS BETWEEN GPS-BASED FIELD DIGITAL TERRAIN MODEL WITH TANDEM- X 90M, ASTER AND SRTM DIGITAL ELEVATION MODELS. Journal of Surveying, Construction and Property. 14, 2 (Dec. 2023), 13–25. DOI:https://doi.org/10.22452/jscp.vol14no2.2.