@book{11986,
	author = {Das, J. C.,},
	title = {Power system analysis : short-circuit load flow and harmonics},
	publisher = {CRC Press,},
	year = {c2012.},
	series = {Power engineering ;},
	address = {Boca Raton :},
	edition = {2nd ed.},
	url = {http://www.columbia.edu/cgi-bin/cul/resolve?clio9320277.001}
}