@book{UBHD-1048800, editor={Poldervaart, Arie}, title={Crust of the earth}, subtitle={(a symposium)}, publisher={Geological Society of America}, address={New York, NY}, year={1955}, pages={VIII, 762 S.}, language={eng}, number={ARRAY(0x558387a85df8)}, series={Special papers / the Geological Society of America}, library={UB [Signatur: UBN/TF 6800 G895-62]}, }