autores Amarildo Salina Ruiz Elton Luis Dantas MACÊDO FILHO, ANTOMAT A. Marcio Martins Pimentel Wolf Uwe Reimold
palavras-chave Basement Eastern Bolivia Geochronology Paleoproterozoic granites Rio Apa block Sm?Nd isotopes Sunsas Orogeny U?Pb/Lu?Hf geochronology