FFT block-diagonal least square method for constructing spherical harmonic model of earth topography with degree 10 800
Zhibin XING, Shanshan LI, Miao TIAN, Yao MENG, Na YANG, Qian LI, Pinyao CHANG
Acta Geodaetica et Cartographica Sinica . 2026, (1): 36 -45 .