1. Bast H, Weber I. The complete search engine: interactive, efficient and towards IR & DB integration. In: Proceedings of 3rd Biennial Conference on Innovative Data Systems Research; 2007. p. 88–95.
2. Cutrell E, Robbins DC, Dumais ST, Sarin R. Fast, flexible filtering with phlat – personal search and organization made easy. In: Proceedings of SIGCHI Conference on Human Factors in Computing Systems; 2006. p. 261–70.
3. Greene S, Marchionini G, Plaisant C, Shneiderman B. Previews and overviews in digital libraries: designing surrogates to support visual information-seeking. J Am Soc Inform Sci. 2000;51(3):380–93.
4. Hearst M, Smalley P, Chander C. Faceted metadata for information architecture and search. In: Course at SIGCHI Conference on Human Factors in Computing Systems; 2006.
5. Mooers CN. Zatocoding applied to mechanical organization of knowledge. Am Doc. 1951;2(1):20–32.