Links

AIPEA	INTERNATIONAL ASSOCIATION FOR THE STUDY OF CLAYS
CGS	Czech Geological Survey
IG AS CR	Institute of Geology AS CR, v.v.i.
CSCA	Czech and Slovak Crystallographic Association
NTK	National Technical Library
MFF UK	Charles University, Faculty of Mathematics and Physics
GEKON s.r.o.	GEKON s.r.o.
LB MINERALS, s.r.o.	LB MINERALS, s.r.o.