@book{berg1993,
	title = {Sojourn times in feedback and processor sharing queues},
	address = {Stichting Mathematisch Centrum},
	annote = {123 S},
	author = {{J. L./van den} Berg},
	howpublished = {Amsterdam},
	url = {http://gso.gbv.de/DB=2.1/CMD?ACT=SRCHA&SRT=YOP&IKT=1016&TRM=ppn+131784757&sourceid=fbw_bibsonomy},
	year = {1993},
	biburl = {http://www.bibsonomy.org/bibtex/2b09a5b40237f5c72d6a072c6bb3d6749/fbw},
	description = {imported},
	isbn = {90-6196-427-X},
	keywords = {imported }
}