Laor Boongasame Veera Boonjing Bundit Thipakorn Combining Group Compromised Price with bundle search strategies. 250-253 2005 conf/ACMicec/2005 ICEC http://doi.acm.org/10.1145/1089551.1089600 db/conf/ACMicec/icec2005.html#BoongasameBT05