@proceedings {Proceedings:2004zea,
	title = {{Proceedings, 4th ECFA / DESY Workshop on Physics and Detectors for a 90-GeV to 800-GeV Linear e$^+$ e$^-$ Collider}: {Amsterdam, Netherlands, April 1-4, 2003}},
	year = {2004},
	month = {3},
	publisher = {DESY},
	address = {Hamburg, Germany},
	author = {Ackermann, K. and others}
}
