参考文献

Obshestvo S Ogranichennoy Otvetstvennostiu Inoxim; Company IFO, LLC; Ivanov, Youri Alexandrovich; Frolov, Alexander Yourievich; Osinin, Valeriy Vladimirovich; Perevezentzev, Vladimir Mixaylovich Patent: EP2014643 A1, 2009 ; Location in patent: Page/Page column 4 ;