@book{5974,
	author = {Arrillaga  J and Harker, B. J. },
	title = {Computer Modelling Of Electrical Power Systems },
	publisher = {John Willey and Sons },
	year = {1988.},
	address = {New York},
	edition = {2nd ed},
	url = {http://www.amazon.com/exec/obidos/ASIN/B006UNTI4U/chopaconline-20}
}