Tran, Viet Tuan, and Cong Trang Diem. “Evaluate on Accuracy of GNSS-RTK Technolgy in Some Types of Engineering Surveying”. Journal of Geodesy and Cartography, no. 37 (September 1, 2018): 38–41. Accessed November 7, 2024. https://jgac.vn/index.php/journal/article/view/337.