J Hofker (1964)
The Tuffeau de Ciply in the Quarry Curfs, Houthem, and the Canal Albert near Vroenhoven, Belgium, and the mine-shaft Maurits III, near Geleen
Natuurhistorisch Maandblad, vol. 75 p. 114-118.
19961, .79, 107, Li, MEUSE2, CRET, PALEOC, STRATBIO
Document Actions