@book{8386,
	author = {Rao, Sunil S.},
	title = {Switchgear Protection and Power Systems: Theory, Practice & Solved Problems},
	publisher = {Khanna Publishers,},
	year = {1973},
	address = {New Delhi :},
	url = {https://www.scribd.com/document/331381692/Switchgear-and-Protection-By-Sunil-S-Rao-pdf}
}