http:/carbon14.univ-lyon1.frbanadora.htm Valladas H. e.a. 2001. Radiocarbon 43: 977.

Samples that cite this reference

Lab number Site Province / State Normalized age δ13C (per mil)
OxA-972 ElCastillo 12930 ± 130 0.0
OxA-970 ElCastillo 10310 ± 120 0.0