参考文献

ORION CORPORATION; WOHLFAHRT, Gerd; TOeRMAeKANGAS, Olli; SALO, Harri; HOeGLUNG, Lisa; KARJALAINEN, Arja; KNUUTTILA, Pia; HOLM, Patrick; RASKU, Sirpa; VESALAINEN, Anniina Patent: WO2011/51540 A1, 2011 ; Location in patent: Page/Page column 136 ; WO 2011/051540 A1