
Amazon.com: Gravity, Geoid and Marine Geodesy: International Symposium No. 117 Tokyo, Japan, September 30 – October 5, 1996 (International Association of Geodesy Symposia) eBook : Segawa, Jiro, Fujimoto, Hiromi, Okubo, Shuhei: Tienda Kindle,

Amazon.com: Gravity, Geoid and Marine Geodesy: International Symposium No. 117 Tokyo, Japan, September 30 – October 5, 1996 (International Association of Geodesy Symposia) eBook : Segawa, Jiro, Fujimoto, Hiromi, Okubo, Shuhei: Tienda Kindle,

ISG - International Service for the Geoid,

Experimental Geoid Models 2018 (xGEOID18) | GEOID | Data & Imagery | National Geodetic Survey,

HGSS - The International Association of Geodesy: from an ideal sphere to an irregular body subjected to global change