Tritium and radiocarbonde Willard F. LibbyMateriasRadiocarbon datingTritium datingEdiciones (1)Tritium and radiocarbon (1981)Geo Science Analytical · inglésMás obras de Willard F. LibbyRRadiocarbon datingRadiocarbon datingRRadiocarbon datingRadiocarbon dating1955The Frontiers of Knowledge
SSome North and South American radiocarbon dates for archaeolSome North and South American radiocarbon dates for archaeological and geological materials