参考文献

Clissold, Derek Wyndham; Craig, Stuart Wilbert; Gadikota, Rajendrakumar Reddy; He, Min; Jurayj, Jurjus Fayez; Kazerani, Shahrokh; Rannala, Erwin; Sharma, Pradeep Kumar Patent: US2005/154220 A1, 2005 ; Location in patent: Page/Page column 40-41 ;