by Feiko Kalsbeek
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The composition of sands from the Fisken...
The pattern of folding in an area of mig...
The petrography and origin of gneisses, ...
Preliminary report on the geology of Bjø...
Sand analysis as a method of estimating ...
Studie over enkele ontwikkelingsprocesse...
A petrologic and x-ray spectrochemical i...
Amfibolity belomorskogo kompleksa i ikh ...
Synökologische Studie der Waldgesellsch...
Algunos nuevos datos sobre la geología ...
Petrologia i geochemia metabazytów masyw...
Amfibolity i rannie bazit-ulʹtrabazity d...