参考文献

RICHTER GEDEON NYRT.; MATHE, Tibor, Bence; HEGEDUS, Laszl; CZIBULA, Laszl; JUHASZ, Balint; NAGYNE BAGDY, Judit; MARKOS, Denes Patent: WO2010/70368 A1, 2010 ; Location in patent: Page/Page column 4 ;