Skeivalas, Jonas, and Robertas Dargis. “Analysis of the Algorythms Accuracy of the Plane and Space Geodetic Coordinates Transformation”. Geodesy and Cartography 32, no. 3 (August 3, 2012): 62-65. Accessed July 7, 2024. https://jau.vgtu.lt/index.php/GAC/article/view/10944.