@book{838,
	author = {Schmelcher, Theodor. and Croyston, Les J.},
	title = {Low-Voltage Handbook: technical reference for switchgear, controlgear, and distribution systems},
	publisher = {Siemens Aktiengesellschaft,},
	year = {1984.},
	address = {Garmany.},
	url = {http://www.amazon.com/exec/obidos/ASIN/3800913968/chopaconline-20}
}