参考文献

Capet, Marc; Danvy, Denis; Levoin, Nicolas; Morvan, Marcel; Berrebi-Bertrand, Isabelle; Calmels, Thierry; Robert, Philippe; Schwartz, Jean-Charles; Lecomte, Jeanne-Marie Patent: US2006/89364 A1, 2006 ; Location in patent: Page/Page column 28-29 ; US 20060089364 A1