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Burton, Richard Francis Explorations of the Highlands of the Brazil; With a Full Account of the Gold and Diamond Mines. Also, Canoeing Down 1500 Miles of the Great River São Francisco, From Sabará to the Sea: 2
 Burton, Richard Francis Explorations of the Highlands of the Brazil; With a Full Account of the Gold and Diamond Mines. Also, Canoeing Down 1500 Miles of the Great River São Francisco, From Sabará to the Sea: 2
Explorations of the Highlands of the Brazil; With a Full Account of the Gold and Diamond Mines. Also, Canoeing Down 1500 Miles of the Great River São Francisco, From Sabará to the Sea; Volume 2
 Explorations of the Highlands of the Brazil; With a Full Account of the Gold and Diamond Mines. Also, Canoeing Down 1500 Miles of the Great River São Francisco, From Sabará to the Sea; Volume 2
Selge, Florian Aquatic ecosystem functions and oligotrophication potential of the Itaparica reservoir, Sao Francisco river, in the semi-arid Northeast Brazil
 Selge, Florian Aquatic ecosystem functions and oligotrophication potential of the Itaparica reservoir, Sao Francisco river, in the semi-arid Northeast Brazil
Rivas Vicuña, Francisco