@CONFERENCE\{IMM2004-03364, author = "P. Thyregod", title = "On the sensitivity of questionnaires for measuring customer satisfaction.", year = "2004", booktitle = "Fourth Annual Meeting of {ENBIS}", volume = "", series = "", editor = "", publisher = "", organization = "", address = "", url = "http://www2.compute.dtu.dk/pubdb/pubs/3364-full.html" }