@inbook{inbook80b6fc1d, title = {Zircon U–Pb geochronology and Hf–Nd–O isotope geochemistry of the Paleo– to Mesoproterozoic basement in the Westernmost Guiana Shield}, author = {Ibañez-Mejia, Mauricio and Cordani, Umberto G.}, year = {2020}, doi = {10.32685/pub.esp.35.2019.04}, publisher = {Imprenta Nacional de Colombia}, journal = {The Geology of Colombia} }