Lee, Y.-H.Y.-H.LeeCHIH-PING WEIHu, P.J.-H.P.J.-H.HuCheng, T.-H.T.-H.ChengLan, C.-W.C.-W.Lan2020-12-162020-12-162020https://www.scopus.com/inward/record.url?eid=2-s2.0-85079724823&partnerID=40&md5=9fbfbba33e133f7221c1d7ac7e808dcahttps://scholars.lib.ntu.edu.tw/handle/123456789/525772[SDGs]SDG17Small Clues Tell: a Collaborative Expansion Approach for Effective Content-Based Recommendationsjournal article10.1080/10919392.2020.1718056WOS:0005142233000012-s2.0-85079724823WOS:000514223300001