http://en.wikipedia.org/wiki/Capacitancehttp://hyperphysics.phy-astr.gsu.edu/hbase/electric/capac.htmlhttp://web.mit.edu/8.02t/www/802TEAL3D/visualizations/coursenotes/module...http://www.britannica.com/EBchecked/topic/93467/capacitancehttp://www.electronics-tutorials.ws/capacitor/cap_4.html