[1] Age of formation of Kaguyak Caldera, eastern Aleutian Arc, Alaska, estimated by tephrochronology, 1998

Riehle, J. R., Waitt, R. B., Meyer, C. E., and Calk, L. C., 1998, Age of formation of Kaguyak Caldera, eastern Aleutian Arc, Alaska, estimated by tephrochronology: in Gray, J. E. and Riehle, J. R., (eds.), Geologic studies in Alaska by the U.S. Geological Survey, 1996, U.S. Geological Survey Professional Paper PP 1595, p. 161-168.