1. Identification and grouping of bloodstains;Lee,1982
2. The identification and individualization of blood;James,1989
3. The estimation of blood stain age from the spectrophotometric properties of ammoniacal blood stain extracts;Kind;Forensic Sci.,1973
4. Spectrophotometric analysis for the estimation of bloodstain age (in Japanese with English abstract);Wakatsuki;Act. Crim. Japon.,1989
5. Estimation of age of dried bloodstains by a surface absorption spectrophotometric method (in Japanese with English abstract);Yanagida;J. Saitama Med. School,1978