「袴田死刑囚のDNA型鑑定を」 支援者ら申し入れ 静岡 (in Japanese). The Sankei Shimbun & Sankei Digital. January 18, 2012. Archived from the original on January 18, 2012. Retrieved March 30, 2012.
「袴田死刑囚のDNA型鑑定を」 支援者ら申し入れ 静岡 (in Japanese). The Sankei Shimbun & Sankei Digital. January 18, 2012. Archived from the original on January 18, 2012. Retrieved March 30, 2012.