Columbia subject headings:
Harvard subject headings:
Caves.
Geochemistry
Geological time.
Hydraulic engineering
Meteorology
Paleoclimatology.
Sedimentology
Sediments (Geology)
Sediments (Geology)--Analysis.
Speleothems
Princeton subject headings:
Caves.
Geological time.
Paleoclimatology.
Sediments (Geology)--Analysis.
Speleothems.