Piretzidis_et_al_J. Geod._97(11)_2023.pdfhttp://purl.tuc.gr/dl/dias/90C39A20-8786-4930-AF57-E847A38F3DCASpherical harmonic coefficients of isotropic polynomial functions with applications to gravity field modelingfree2025-07-31application/pdf6.0 MB