4Kasyer M, Sajantila A. Mutation at Y-STR loci : implications for paternity testing and forensic analysis[ J]. Forensic Science International. 2001,118 : 116 - 121.
5Souza-Goes A C, Carvalho E F, Gomes I, et al. Population and mutation analysis of 17 Y-STR loci from Rio de Janeiro (Brazil) [J]. Int J Legal Med, 2005,119:70-76.