@book{332247,
	title = {Commissioning and quality assurance of Calypso four-dimensional target localization system in linear accelerator facility},
	publisher = {Journal of Medical Physics},
	url = {http://www.jmp.org.in/showBackIssue.asp?issn=0971-6203;year=2013;volume=38;issue=3;month=July-September}
}