Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Toshikatsu Shinka and Keiko Tomita and Tatsushi Toda,Genetic variations on the Y chromosome in the Japanese population and implications for modern human Y chromosome lineage,Journal of human genetics,14345161,Tokyo : Springer Nature,1999,44,4,240-245,https://cir.nii.ac.jp/crid/1523106605795153152,