@book{969,
	author = {Christopoulos, C. and Wright, A.},
	title = {Electrical Power System Protection },
	publisher = {Kluwer Academic },
	year = {1999.},
	address = {London},
	edition = {2nd ed.},
	url = {http://10.10.170.122:8080/browse/book/24820}
}