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02h0029551 20120920162109.0 120920s2012 be ab frb |000|||eng | CNY50.00 NGL NGL NGL eng eng ; dut ; fre e-be--- a632 Everaerts, Michel. Gravity acquisition in Belgium and the resulting bouguer anomaly map / Michel Everaerts & Walter de Vos. [Brussels] : Koninklijk Belgisch Instituut voor Natuurwetenschappen, 2012. 39 p. : ill. (chiefly col.), map (chiefly col.) ; 30 cm. Memoirs of the Geological Survey of Belgium, 0408-9510 ; no.58 Includes bibliographic reference. English with summaries also in Dutch and French. Gravity anomalies Belgium. aDe Vos, Walter. Memoirs of the Geological Survey of Belgium ; no.58. aCN b010001 NGL P 253.6 M51b v58 ; h1 ; rCNY50.00 gljx1203