S. C. Fritz, Baker, P. A., Tapia, P., and Garland, J.,
“Spacial and temporal variation in cores from Lake Titicaca, Bolivia/Peru during the last 13,000 yrs”,
Quaternary International, vol. 158, pp. 23-29, 2006.
S. C. Fritz, Baker, P. A., Ekdahl, E., Seltzer, G. O., and Stevens, L. R.,
“Millennial-scale climate variability during the Last Glacial period in the tropical Andes”,
Quaternary Science Reviews, vol. 29, no. 7-8, pp. 1017-1024, 2010.