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“Determination local geoid Heights Using RTK-DGPS/Leveling and transformation methods”,
Iraqi Journal of Science
, vol. 57, no. 2C, pp. 1604–1611, Jun. 2022, Accessed: Jul. 31, 2025. [Online]. Available:
https://www.ijs.uobaghdad.edu.iq/index.php/eijs/article/view/7237