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| Data do documento | Título | Autor(es) |
|---|---|---|
| 1991 | Mössbauer study of rock paintings from Minas Gerais, Brazil. | Costa, Geraldo Magela da; Souza, Luiz Antonio Cruz; Jesus Filho, M. F. de |
| 2005 | Chemical reduction of hematite by sodium borohydride. | Resende, Valdirene Gonzaga de; Costa, Geraldo Magela da; Grave, Eddy De; Dantas, Lucien |
| 1991 | Mössbauer and X-ray diffraction studies of the Morin transition in tabular hematites. | Costa, Geraldo Magela da; Silva, E. Galvão da; Jesus Filho, M. F. de |
| 2001 | A comparative study of iron concentrates by Mössbauer spectroscopy and optical microscopy. | Toríbio, Norberto Magno; Costa, Geraldo Magela da; Sá, Kessel Godinho de; Vieira, Cláudio Batista |
| 1998 | Characterization of soil-oxide analogues by applied-field Mossbauer spectroscopy. | Grave, Eddy De; Costa, Geraldo Magela da; Bowen, L. H.; Barrero, C. A.; Vandenberghe, Robert Emile |
| 2006 | Effect of heat treatment on tourmaline from Brazil. | Castañeda, Cristiane; Eeckhout, Sigrid G.; Costa, Geraldo Magela da; Botelho, Nilson Francisquini; Grave, Eddy De |
| 2011 | Carbon nanostructures-modified expanded vermiculites produced by chemical vapor deposition from ethanol. | Purceno, Aluir Dias; Barrioni, Breno Rocha; Dias, Anderson; Costa, Geraldo Magela da; Lago, Rochel Montero; Moura, Flávia Cristina Camilo |
| 2016 | Water determination in iron oxyhydroxides and iron ores by Karl Fischer titration. | Cunha, Camila Cristina Rodrigues Ferreira da; Costa, Geraldo Magela da |
| 2018 | Defciency of water molecules in the crystallographic structure of vauxite. | Alboom, Antoine Van; Costa, Geraldo Magela da; Grave, Eddy De |
| 2016 | Coprecipitation of aluminum goethite and amorphous Al-hydroxy-sulfate using urea and characterization of the thermal decomposition products. | Costa, Geraldo Magela da; Grave, Eddy De |