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  2. Carvalho, M.R., Forjaz, V.H., Almeida, C. (2006). Chemical Composition of Deep Hydrothermal Fluids in the Ribeira Grande Geothermal Field (São Miguel, Azores). Special Issue “Volcanic Geology of the Azores Islands”, of Jour. Volcanol. Geothermal Research, 56, 116-134.
  3. Marques, J.M., Carreira, P.M., Carvalho, M.R., Matias, M.J., Goff, F.E., Basto, M.J., Graça, R.C., Aires-Barros, L., Rocha, L. (2008). Origins of high pH mineral waters from ultramafic rocks, Central Portugal. Applied Geochemistry, 23(12): 3278- 3289. DOI:10.1016/j.apgeochem.2008.06.029; WOS:000261963700003; ISSN: 0883-2927; IF=1,857.
  4. Silva, M.C.R., Carvalho, M.R. (2008). Heavy metals mobility in the Loures alluvial aquifer (N-Lisbon, Portugal). 18th Annual V M Goldschmidt Conference Abstracts 2008, From Sea to Sky, Vancouver, Canada, Geochemica et Cosmochimica Acta, 72(12): A868. WOS:000257301602260; ISSN: 0016-7037; IF=4,235.
  5. Carvalho, M.R., Carreira, P.M., Silva, M.C.R., Vieira da Silva, A., Nunes, D. (2009). Geochemical and isotopes approach on the characterization of groundwater paths in Sintra Massive (Portugal). 19th Annual VM Goldschmidt Conference
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  7. Grassa, F., G. Capasso, Y. Oliveri, A. Sollami, P. Carreira, M.R. Carvalho, J.M. Marques, J.C. Nunes (2010). Nitrogen isotopes determination in natural gas: analytical method and first results on magmatic, hydrothermal and soil gas
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  8. Carvalho, M.R., A. Mateus, J.C. Nunes, J.M. Carvalho (2011). Chemistry of the Ferraria thermal water, S. Miguel Island, Azores: mixing and precipitation processes. Environmental Earth Sciences, 64(2): 539-547, DOI 10.1007/s12665-
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  9. De los Ríos, A., Bustillo, A., Ascaso, A., Carvalho, M.R. (2011). Bioconstructions in ochreous speleothems from lava tubes on Terceira Island (Azores). Sedimentary Geology. 236: 117-128, DOI: 10.1016/j.sedgeo.2010.12.012; WOS:000289387800008; ISSN: 0037-0738; IF=1,537.
  10. Carvalho, M.R., Carreira, P.M., Marques, J.M., Capasso, G., Grassa, F., Nunes, J.C. (2011). Geochemistry of groundwater from Graciosa Island (Azores): a contribution to the hydrothermal system conceptual model. Mineralogical
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  11. Carreira, P., J. M. Marques, M. R. Carvalho, D. Nunes, M. Antunes da Silva. (2014). Carbon isotopes and geochemical processes in CO2-rich cold mineral water, NPortugal. Environ Earth Sci (2014) 71:2941–2953. DOI 10.1007/s12665-013-
  12. Madureira, P., M. Moreira, J. Mata, J.C. Nunes, C. Gautheron, N. Lourenço, R. Carvalho, M. Pinto de Abreu (2014.) Helium isotope systematics in the vicinity of the Azores triple junction: Constraints on the Azores geodynamics. Chemical
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  13. Carvalho, M.R., A. Mateus, J.C. Nunes, J.M. Carvalho (2015). Origin and chemical nature of the thermal fluids at Caldeiras da Ribeira Grande (Fogo Volcano, S. Miguel Island, Azores) Environ Earth Sci., DOI 10.1007/s12665-014-3585-y.
  14. Mateus, A., M.R. Carvalho, J. C. Nunes, J.M. Carvalho (2015). Influence of wall-rock alteration and fluid mixing mechanisms in the chemistry of thermal fluids and mud-pool sediments at Caldeiras da Ribeira Grande (S. Miguel Island, Azores). Environ Earth Sci. DOI 10.1007/s12665-014-3439-7.
  15. Teixeira, J., H.I. Chaminé,  J. Espinha Marques, J. M. Carvalho, A.J.S.C. Pereira,  M.R. Carvalho, P.E. Fonseca, A. Pérez-Alberti, F. Rocha (2015). A comprehensive analysis of groundwater resources using GIS and multicriteria tools (Caldas da Cavaca, Central Portugal): environmental issues. Environ Earth Sci. DOI 10.1007/s12665-014-3602-1.
  16. Nunes, J.C., Coelho, L., Carvalho, M.R., Garcia, J., Cerdeira, R., Carvalho, J.M. (2016).  Geothermal Energy Use, Country Update for Portugal. European Geothermal Congress 2016 Strasbourg, France, 19-24 Sept 2016: 11 pp
  17. Nunes, J.C., Carvalho, J.M., Carvalho, M.R. (2016). New geologic insights for the Pico Alto Geothermal Field (Terceira Island, Azores, Portugal) as a key tool for its conceptual modelling. European Geothermal Congress 2016 Strasbourg, France, 19-24 Sept 2016: 8 pp.
  18. Carvalho, J.M., Nunes, J.C., Carvalho, M.R. (2016). Direct uses as environmental mitigation measure in Ribeira Grande Geothermal Field (S. Miguel, Azores Islands, Portugal). European Geothermal Congress 2016 Strasbourg, France, 19-24 Sept 2016: 7 pp.
  19. Martins, T.A., Leitão, T.E., Carvalho, M.R. (2017). Assessment of Wastewater Contaminants Retention for a Soil-aquifer Treatment System Using Soil-column Experiments. 15th Water-Rock Interaction International Symposium, WRI-1. Procedia Earth and Planetary Science 17: 332-335. /
  20. Carreira, M.P., Carvalho M.R., Nunes, J.C., Grassa, F., Capasso, G., Marques, J.M. (2017). Preliminary geochemical and isotopic results in thermal and cold waters of Graciosa volcanic Island (Azores). 15th Water-Rock Interaction International Symposium, WRI-1. Procedia Earth and Planetary Science 17: 630 – 633. / doi: 10.1016/j.proeps.2016.12.169.
  21. Salvador, N., Monteiro, J.P., Silva, M.M., Carvalho, M.R, (2017). Hydrochemistry of Mediterranean Temporary Ponds and Associated Groundwater in SW Portugal. 15th Water-Rock Interaction International Symposium, WRI-1. Procedia Earth and Planetary Science 17: 893 – 896. /
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