参考文献
Abell, Andrew David; Coxon, James Morriss; Jones, Matthew Alan; McNabb, Stephen Brian; Neffe, Axel Thomas; Aitken, Steven Geoffrey; Stuart, Blair Gibb; Nikkel, Janna Marie; Duncan, Joanna Kimberley; Klanchantra, Mutita; Morton, James David; Bickerstaffe, Roy; Robertson, Lucinda Jane Goodricke; Lee, Hannah Yun Young; Muir, Matthew Stewart
Patent: US2011/21434 A1, 2011 ;