1. Cho L. , et al., J. Forensic Sci.44, 275 (1999);
2. ibid. 1999 283
3. Cho L., et al., Mikrochim Acta 14, 349 (1997).
4. Cho L. , et al., in FT-IR Spectroscopy, , de Haseth J. A., Ed. (American Institute of Physics, Woodbury, NY, 1998), pp. 539-542in CP430.
5. Wetzel D.L. Carter R. O. p. 567in (2) p.