REFERENCES
- Griffith , J. J. , “ Fluorescent Whitening Agents ,” Arch. Dermatol. , 107 , pp 728 – 733 ( 1973 ).
- Eisinger , J. and Flores , J. , “ Front-Face Fluorometry of Liquid Samples ,” Analytical Biochemistry , 94 , pp 15 – 21 ( 1979 ).
- ASTM Standard, B667–80 , “ Construction and Use of a Probe for Measuring Contact Resistance , 1980 .
- Berlman , I. A. , Handbook of Fluorescence Spectra of Aromatic Molecules , New York Academic Press , pp 402 – 404 ( 1971 ).