TY - BOOK AU - Vangioni-Flam, E., ed. TI - Astrophysical ages and dating methodes SN - 2-86332-069-6 PY - 1990/// CY - France PB - Editions Frontiers KW - Astronomy and Astrophysics Thesaurus KW - Astrophysical Ages KW - Astrophysical Dating ER -