%0 Journal Article %1 245123 %A Kautz, Henry %A Selman, Bart %A Shah, Mehul %C New York, NY, USA %D 1997 %I ACM Press %J Commun. ACM %K recommender social collaborative filtering seminar2006 network %N 3 %P 63--65 %T Referral Web: combining social networks and collaborative filtering %V 40