1. Characteristics of solgel scintillators for liquid scintillation counting of aqueous and non-aqueous samples
2. BIPM (1975) Appendix 1 in BIPM-1 Monographie, “Procedures for Accurately Diluting and Dispensing Radioactive Solutions”, Bureau International des Poids et Mesures, Sevres, France.
3. CONSTANZO, D.A. AND BIGGERS, R.E. (1963) Oak Ridge National Laboratory Preliminary Report ORNL-TM-585.
4. “The Preparation of Counting Samples”;Coursey,1980
5. The counting efficiency for 55Fe and other E.C. nuclides in liquid scintillator solutions