Luong, Bao-Binh. “Computing Height Anomalies Using Spherical Harmonic Coefficients at Certain Degrees and Orders in Long-Wavelength Components”. Science and Technology Development Journal 19, no. 2 (June 30, 2016): 11-18. Accessed December 22, 2024. http://stdj.scienceandtechnology.com.vn/index.php/stdj/article/view/662.