| Registros del 1 al 2 de 2 encontrados |
1.- An environmental education radon project for young students in a school of the northeast of Portugal
Geological Society of America (GSA); Boulder, CO; USA; United States, 2007
Geological Society of America, 2007 annual meeting
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2.- Upper Cretaceous clayey levels from western Portugal (Aveiro and Taveiro regions); clay mineral and trace-element distribution
Clay Minerals Society; Chantilly, VA; USA; United States, 2011
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