P. Heymann, D. Ramage, и H. Garcia-Molina. SIGIR '08: Proceedings of the 31st Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, стр. 531--538. New York, NY, USA, ACM, (2008)
P. Heymann, D. Ramage, и H. Garcia-Molina. SIGIR '08: Proceedings of the 31st Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, стр. 531--538. New York, NY, USA, ACM, (2008)