@book{13640,
	author = {Jahanzeb Akram and Umair Usman},
	title = {Electronic pen for projector screen using ultrasonic triangulation},
	publisher = {NUST-SEECS},
	year = {2016},
	address = {Islamabad},
	note = {Supervisors: Dr. Ahmad Salman},
	url = {http://10.250.8.41:8080/xmlui/handle/123456789/10642}
}