DE VANSSAY DE BLAVOUS, P. Tafeln zür Ubertragung Geographischer Koordinaten auf dem Internationalen Erdellipsoide im Bereich 35° bis 71° Breite - Helsinki, 1941: (Tables for the conversion of the Geographic coordinates of the International Ellipsoid between Latitudes 35° and 71°). The International Hydrographic Review, [S. l.], n. 2, 2018. Disponível em: https://journals.lib.unb.ca/index.php/ihr/article/view/27150. Acesso em: 21 dic. 2024.