| 447 | -- | 0 | Carol L. Barry. In this issue |
| 448 | -- | 461 | Scott Nicholson, Tito Sierra, U. Yeliz Eseryel, Ji-Hong Park, Philip Barkow, Erika J. Pozo, Jane Ward. How much of it is real? Analysis of paid placement in Web search engine results |
| 462 | -- | 478 | Ali Asghar Shiri, Crawford Revie. Query expansion behavior within a thesaurus-enhanced search environment: A user-centered evaluation |
| 479 | -- | 492 | Christy M. K. Cheung, Matthew K. O. Lee. Understanding consumer trust in Internet shopping: A multidisciplinary approach |
| 493 | -- | 500 | Xiangxing Shen, Dongmin Li, Chong Shen. Evaluating China s university library Web sites using correspondence analysis |
| 501 | -- | 510 | Hermes R. Freitas-Junior, Berthier A. Ribeiro-Neto, Rodrigo de Freitas Vale, Alberto H. F. Laender, Luciano R. S. de Lima. Categorization-driven cross-language retrieval of medical information |
| 511 | -- | 514 | Enrique Herrera-Viedma, Gabriella Pasi. Soft approaches to information retrieval and information access on the Web: An introduction to the special topic section |
| 515 | -- | 527 | Vincenzo Loia, Witold Pedrycz, Sabrina Senatore, Maria I. Sessa. Web navigation support by means of proximity-driven assistant agents |
| 528 | -- | 537 | Roberto Aringhieri, Ernesto Damiani, Sabrina De Capitani di Vimercati, Stefano Paraboschi, Pierangela Samarati. Fuzzy techniques for trust and reputation management in anonymous peer-to-peer systems |
| 538 | -- | 549 | Enrique Herrera-Viedma, Gabriella Pasi, Antonio Gabriel López-Herrera, Carlos Porcel. Evaluating the information quality of Web sites: A methodology based on fuzzy computing with words |
| 550 | -- | 563 | Ronald R. Yager. Knowledge trees and protoforms in question-answering systems |
| 564 | -- | 576 | Pablo J. Garcés, José A. Olivas, Francisco P. Romero. Concept-matching IR systems versus word-matching information retrieval systems: Considering fuzzy interrelations for indexing Web pages |
| 577 | -- | 584 | Vicenç Torra, Sergi Lanau, Sadaaki Miyamoto. Image clustering for the exploration of video sequences |
| 585 | -- | 586 | Denise E. Agosto. Creating the customer-driven library: Building on the bookstore model |