TY - JOUR AU - Brian Zimmerman AU - Coll{eacute} r C2 - Applied Radiation and Isotopes DA - 1997-01-01 LA - en M1 - 48 PB - Applied Radiation and Isotopes PY - 1997 TI - Comparison of the French and U.S. National 3H (Tritiated H2O) Standards by 4πβ Liquid Scintillation Spectrometry ER -