temps (durée) (2) région (2) province (2) marqueur (2) datation (2) âge (2) Costs (2) Dating (2) Rates (2) Time (2) Obsidian (2) Hydration (2) Equations (2) Dates (Fruit) (2) Carbon--Isotopes (2) Age (2) Archaeological sites (2) Sources (2) Sources (2) Use (2) Age (2) Influence (2) Settings (2) Rates (2) Models (2) province (2)