@book{siemen1999,
	title = {Regulierungsmanagement in der Telekommunikationsindustrie},
	address = {Dt. Univ.-Verl. [u.a.]},
	annote = {XXVI, 263 S},
	author = {{Andreas} Siemen and {Harald} Hungenberg},
	howpublished = {Wiesbaden},
	url = {http://gso.gbv.de/DB=2.1/CMD?ACT=SRCHA&SRT=YOP&IKT=1016&TRM=ppn+254672728&sourceid=fbw_bibsonomy},
	year = {1999},
	biburl = {http://www.bibsonomy.org/bibtex/2816e0a2305698c3d574c9f970a7f7aac/fbw},
	description = {imported},
	isbn = {3-8244-6816-6},
	keywords = {imported }
}