参考文献

Cailleau, Nathalie; Davies, David Thomas; Esken, Joel Michael; Hennessy, Alan Joseph; Kusalakumari Sukumar, Senthil Kumar; Markwell, Roger Edward; Miles, Timothy James; Pearson, Neil David Patent: US2008/221110 A1, 2008 ; Location in patent: Page/Page column 38 ;