1. ASTM Standard E1026, 1997. Standard practice for using the Fricke reference standard dosimetry system. Annual Book of Standards, 12.02. American Society for Testing of Materials, West Conshohocken, PA, USA.
2. Molecular association and emission spectra of benzoic acid;Baba;J. Mol. Spectrosc.,1972
3. Gupta, B.L., 1973. Low level dosimetry studies with the FeSO4-benzoic acid-xylenol orange system. In: Dosimetry in Agriculture, Industry, Biology and Medicine. IAEA, Vienna, p. 421.
4. Gupta, B.L., 1991. Effect of hydrogen bonding in benzoic acid on free radical reactions in FBX system over prolonged periods. Proceedings of the Seventh Tihany Symposium on Radiation Chemistry, Hungary, p. 565.
5. Radiation chemistry of xylenol orange in aqueous solutions at different acidities;Gupta;Radiat. Phys. Chem.,1989