Tukka, A. A., H. Tata, and O. T. Idowu. “A Computational Tool for Local Gravimetric Geoid Determination Using Least Squares Collocation”. Journal of Spatial Information Sciences 2, no. 1 (March 4, 2025): 251–274. Accessed May 10, 2025. https://journals.unizik.edu.ng/jsis/article/view/5463.