sponsored by U.S. Geological Survey, Geothermal Research Program ; editors, L.J. Patrick Muffler, Craig S. Weaver, David D. Blackwell ; compiled by Muriel Jacobson
Date
1989
Series
U.S. Geological Survey open-file report ; no. 89-178
Commission for the Geological Map of the World, Ministery of Mines and Energy, National Department of Mineral Production (Brazil), with the collaboration of Unesco ; co-ordinator general, Fernando Flávio Marques de Almeida ; [translation from the Spanish text by Frances Delany]