RT Journal Article SR Electronic T1 Marketing in the Era of Long-Tail Media JF Journal of Advertising Research JO J Advert Res FD WARC SP 301 OP 302 DO 10.2501/S0021849908080355 VO 48 IS 3 A1 Joel Rubinson YR 2008 UL http://www.journalofadvertisingresearch.com/content/48/3/301.abstract AB