1. Adam, D.P. (1988). Correlations of the Clear Lake, California, core CL-73-4 pollen sequence with other long climate records. In: Sims, J.D. (Ed.), Late Quaternary Climate, Tectonism, and Sedimentation in Clear Lake, Northern California Coast Ranges. Geological Society of America Special Paper 214, pp. 81–95.
2. Tulelake, California: The last 3 million years;Adam;Palaeogeography, Palaeoclimatology, Palaeoecology,1989
3. A continuous, high-resolution record of late Pleistocene climate variability from the Estancia basin, New Mexico;Allen;Geological Society of America Bulletin,2000
4. The Great Basin, with emphasis on glacial and post-glacial times-Climatic changes and pre-white man;Antevs;Bulletin of the University of Utah Biological Series,1948
5. Radiocarbon calibration by means of mass spectrometric 230TH/234U and 14C ages of corals: An updated database including samples from Barbados, Mururoa and Tahiti;Bard;Radiocarbon,1998