1. Burton J. D. K., Chambers D. R., Gill P. S. (1985) Coroners Inquiries: A guide to law and practice. London, Coroners Society of England and Wales and Kluwer Publishing, p. 20.
2. Mathews P., Foreman J. C. (1986) Jervis on Coroners, 10th edition. Sweet and Maxwell, p. 99.
3. Forensic Evidence for the Defence