Statistical analysis, and listing of spectrographic analyses of alluvial heavy-mineral concentrates and sieved stream-sediment samples, Dragoon Mountains Roadless Area and contiguous areas, Cochise County, Arizona [unknown]

K.C. Watts, M.S. Erickson, G.W. Day, J.R. Hassemer
1984 Antarctica A Keystone in a Changing World   unpublished
doi:10.3133/ofr8413 fatcat:ekk2ei3t5ngddjwskrirhmz7lm