Structure and ore deposits of the Pima mining district, Field Trip IV, in Titley, S.R., ed., Southern Arizona Guidebook III
Lynch, D.W., and Titley, S.R., 1968, Structure and ore deposits of the Pima mining district, Field Trip IV, in Titley, S.R., ed., Southern Arizona Guidebook III: Arizona Geological Society, p. 333-338.