@book{UBHD-1994206, author={Spiegelhalter, Thomas}, title={Gravel pit architecture}, subtitle={ =}, publisher={H{\"a}usser}, address={Darmstadt}, year={19XX-}, language={ger}, isbn={3-927902-82-9 and 978-3-927902-82-4}, keywords={Spiegelhalter, Thomas / Alternative Architektur / Kiesgrube}, library={UB}, }