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Geyh, M.A.; Schlüchter, Christian (1998). Zur Kalibration der 14C- Zeitskala vor 22000 Jahren v.h. GeoArchaeoRhein, 2, pp. 139-149. Lit Verlag
Geyh, M.A.; Schlüchter, Christian (1998). Calibration of the C-14 time scale beyond 22,000 BP. Radiocarbon, 40, pp. 475-482. Arizona Board of Regents, University of Arizona 10.2458/azu_js_rc.40.2034
Messerli, B.; Grosjean, M.; Bonani, G.; Bürgi, A.; Geyh, M.A.; Graf, K.; Ramseyer, Karl; Romero, H.; Schotterer, U.; Schreier, H.; Vuille, M. (1993). Climate change and natural resource dynamics of the Atacama Altiplano during the last 18'000 years: A preliminary synthesis. Mountain Research and Development, 13(2), pp. 117-127. International Mountain Society
