L. Wang, C. Wang, X. Xie, J. Forman, Y. Lu, W. Ma, и Y. Li. Proceedings of the 28th annual international ACM SIGIR conference on Research and development in information retrieval, стр. 424--431. New York, NY, USA, ACM, (2005)
C. Wang, X. Xie, L. Wang, Y. Lu, и W. Ma. Proceedings of the 2005 workshop on Geographic information retrieval, стр. 17--24. New York, NY, USA, ACM, (2005)
C. Wang, X. Xie, L. Wang, Y. Lu, и W. Ma. Special interest tracks and posters of the 14th international conference on World Wide Web, стр. 1138--1139. New York, NY, USA, ACM, (2005)