1964
Copyright PERSEE 2003-2023. Works reproduced on the PERSEE website are protected by the general rules of the Code of Intellectual Property. For strictly private, scientific or teaching purposes excluding all commercial use, reproduction and communication to the public of this document is permitted on condition that its origin and copyright are clearly mentionned.
A Massart et al., « Comité national belge de géodésie et de géophysique. Rapport sur l'activité du Comité en 1963. », Bulletins de l'Académie Royale de Belgique, ID : 10670/1.jfv65x