Valdecir A. Janas is an author at University of Notre Dame specializing in volcanology, geochemistry, and petrology.
Top concepts
GeologyChemistryPetrologyTectonicsEngineeringVolcanologyGeochemistryEarth ScienceGeochronologyStructural Geology
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2011–2011
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José Maria Azevedo Sobrinho, Valdecir A. Janas, Antonio Simonetti et al. · Anais da Academia Brasileira de Ciências · 2011 · 22 citations · Full text
Volcanology, Engineering, São Paulo +20
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