2011 Journal of Direct Data and Digital Marketing Practice  
Each abstracted article is awarded 0 -5 stars for each of the four qualities: (1) depth of research (2) value in practice (3) originality of thinking (4) readability for non-specialists. No abstract is included for any article awarded less than seven stars overall .
doi:10.1057/dddmp.2011.4 fatcat:bbodxbnatbdrbmv77awejyeple