Skeivalas, Jonas, and Robertas Dargis. “The Regression Model of Virtual GPS Reference Station by Application of Collocation Signals Parameters”. Geodesy and Cartography 33, no. 3 (August 3, 2012): 80-83. Accessed December 23, 2024. https://transport.vilniustech.lt/index.php/GAC/article/view/10916.