1. Forensic voice comparison;Jessen,2018
2. The Forensic Science Regulator Act 2021: www.legislation.gov.uk/ukpga/2021/14/contents.
3. The Forensic Science Regulator Draft Statutory Code of Practice: https://www.gov.uk/government/consultations/forensic-science-draft-statutory-code-of-practice.
4. The Criminal Procedure Rules 2020, Part 19: https://www.gov.uk/guidance/rules-and-practice-directions-2020.
5. The Criminal Practice Directions 19A: https://www.gov.uk/guidance/rules-and-practice-directions-2020.