Investigations towards the NKG2014 geoid model in Estonia [Electronic resource]
Märdla, Silja
;
Oja, Tõnis
;
Ellmann, Artu
Abstract Book for the NKG General Assembly : Göteborg, Sweden, September 1-4, 2014
2014
/
p. 14
http://www.lantmateriet.se/globalassets/kartor-och-geografisk-information/gps-och-matning/nkg2014/abstract_book_nkg2014_web.pdf