Pijitra Jomsri และผู้แต่งคนอื่นๆ. (2012) Enhancing the efficiency of search result using integrated indexing and personalized re-ranking for bibliographic social bookmarking systems. Chulalongkorn University:ม.ป.ท.Pijitra Jomsri และผู้แต่งคนอื่นๆ. 2012. Enhancing the efficiency of search result using integrated indexing and personalized re-ranking for bibliographic social bookmarking systems. ม.ป.ท.:Chulalongkorn University;Pijitra Jomsri และผู้แต่งคนอื่นๆ. Enhancing the efficiency of search result using integrated indexing and personalized re-ranking for bibliographic social bookmarking systems. ม.ป.ท.:Chulalongkorn University, 2012. Print.