GNOLI, Claudio, HONG, Mei. Freely faceted classification for Web-based information retrieval. In: New review of hypermedia and multimedia. June 2006, 12(1), 63-81. doi:10.1080/13614560600758944. ISSN 1361-4568 (Print), 1740-7842 (Online).
Dostupný komerčně také z DK Taylor & Francis (DOI, licence UK): http://dx.doi.org/10.1080/13614560600758944.
Preprint dostupný z: http://www.google.cz/url?sa=t&rct=j&q=%22freely%20faceted%20classificati...