Ruban, D.A.2011-11-182011-11-182009Cadernos do Laboratorio Xeolóxico de Laxe, 2009, 34: 59-73. ISSN: 0213-44970213-4497http://hdl.handle.net/2183/8358engRegional stageGlobal stageLand mammal ageChronostratigraphyPaleobiogeographyRegional stages: their types and chronostratigraphic utilityjournal articleopen access