Ruitberg, C M; Reeder D J; Butler J M (Jan 2001). "STRBase: a short tandem repeat DNA database for the human identity testing community". Nucleic Acids Res. 29 (1). ENGLAND: 320–2. doi:10.1093/nar/29.1.320. PMC 29767. PMID 11125125. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC29767