1. NBS Measurement Services: Radioactivity Calibrations with the ‘4π’ Gamma Ionization Chamber and Other Radioactivity Calibration Capabilities;Calhoun,1987
2. Long-term stability of carrier-free polonium solution standards;Collé;Radioact. Radiochem.,1993
3. A precise determination of the 222Rn half-life by 4π-αβ liquid scintillation measurements;Collé;Radioact. Radiochem.,1995
4. A simple transform to linearize and resolve two-component decay data: illustration of its use and efficacy in assaying 33P/32P mixtures by liquid scintillation counting;Collé;Radioact. Radiochem.,1997
5. Systematic effects of total cocktail mass (volume) and H2O fraction on 4πβ liquid scintillation spectrometry of 3H;Collé;Appl. Radiat. Isot.,1997