Occurrences and origin of heavy mineral placers in braided stream facies of the Agujas River, Osa Peninsula, Costa Rica - Azuola Valls, Hannia ([Estados Unidos], 1985)
Tesis (master of science)--The Pennsylvania State University. The Graduate School. Department of Geosciences, 1985.
Keywords: METALES PESADOS -- RIO AGUJAS, COSTA RICA; FACIES (GEOLOGIA) -- RIO AGUJAS, COSTA RICA