DEL RIO, EDUARDO. “ON ACCURATE GEOID MODELING: DERIVATION OF DIRICHLET PROBLEMS THAT GOVERN GEOIDAL UNDULATIONS AND GEOID MODELING BY MEANS OF THE FINITE DIFFERENCE METHOD AND A HYBRID METHOD”. Boletim de Ciências Geodésicas 20, no. 2 (junho 6, 2014). Acessado abril 24, 2026. https://ojs.homologa.ufpr.br/bcg/article/view/36746.