James Reilly Jiyong Zhang Lorraine McGinty Pearl Pu Barry Smyth Evaluating compound critiquing recommenders: a real-user study. 114-123 2007 conf/sigecom/2007 ACM Conference on Electronic Commerce http://doi.acm.org/10.1145/1250910.1250929 db/conf/sigecom/sigecom2007.html#ReillyZMPS07