@book{177822,
	author = {Sharul Kamal Abdul Rahim, and Issham Ismail,},
	title = {ACTIVE ANTENNA BEAMFORMING NETWORK using BUTLER MATRICES},
	publisher = {Penerbit UTM Press,},
	year = {2018},
	address = {Johor Bahru, Johor :},
	edition = {First Edition 2018},
	note = {Includes index}
}