Shen, Wen-Bin. “A New Formulation of Stokes’ Approach in Determining the Global Gravimetric Geoid”. Annals of Geophysics 56, no. 3 (August 30, 2013): R0325. Accessed April 18, 2024. https://www.annalsofgeophysics.eu/index.php/annals/article/view/5749.