@online{ timsrc, author = "Kicherer, Michael", title = "Anforderungen an B2B-Marktplätze", publisher = "Universität Tübingen", year = "2001", month = "Apr", day = "05", url = "https://timms.uni-tuebingen.de:443/tp/UT_20010405_001_bikkicherer_0001", urldate = "2024-05-05" }