R. Legrand (1966)
Sondage de Bousval
Geological Survey of Belgium, vol. 1966/8 - N°8. Professional Paper of the Geological Survey of Belgium.
RBINS Publication(s)
1 page, 1 figure
http://mars.naturalsciences.be/geology/bibliografie/professional-paper-pdf-files/profpap/pp_66_8.pdf
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