TY - JOUR AU - R Verkouteren AU - D Klinedinst AU - Lloyd Currie C2 - Radiocarbon DA - 1997-02-18 LA - en M1 - 39 PB - Radiocarbon PY - 1997 TI - Iron-Manganese System for Preparation of Radiocarbon AMS Targets: Characterization of Procedural Chemical-Isotopic Blanks and Fractionation ER -