参考文献

Wang, Guangyi; Sakthivel, Kandasamy; Rajappan, Vasanthakumar; Bruice, Thomas W.; Tucker, Kathleen; Fagan, Patrick; Brooks, Jennifer L.; Hurd, Tiffany; Leeds, Janet M.; Cook, P. Dan Nucleosides, Nucleotides and Nucleic Acids, 2004 , vol. 23, # 1-2 p. 317 - 337