@misc{Winkler_2011,
 author = {Winkler-Nees, Stefan},
 date = {01.01.2011},
 year = {2011},
 title = {Anforderungen an wissenschaftliche Informationsinfrastrukturen},
 url = {http://www.econstor.eu/bitstream/10419/75325/1/662519396.pdf},
 urldate = {2015-05-11},
 institution = {{Working Paper Series des Rates f{\"u}r Sozial-und Wirtschaftsdaten}}
}