John R. Rossiter, Sara Dolnicar, Bettina Grün,
"Why Level-Free Forced-Choice Binary Measures of Brand Benefit Beliefs Work Well"
, in International Journal of Market Research, Vol. 57, Nummer 2, Seite(n) 239-256, 2015, ISSN: 2515-2173
Original Titel:
Why Level-Free Forced-Choice Binary Measures of Brand Benefit Beliefs Work Well