@incollection {haussecker1999f,
	title = {Illumination sources and techniques},
	volume = {1: Sensors and Imaging},
	year = {1999},
	pages = {137--162},
	publisher = {Academic Press},
	chapter = {6},
	author = {Horst Hau{\ss}ecker and Bernd J{\"a}hne and Peter Gei{\ss}ler and Horst Hau{\ss}ecker}
}
