Dal PORTO, Susanna, MARCHITELLI, Andrea. Functionality and flexibility of traditional classification schemes applied to a content management system (CMS): facets, DDC, JITA. In: Knowledge organization. 2006, 33(1), 35-44.
Preprint textu (pochází z konference ISKO Itálie, 2006) dostupný také volně z ELIS: http://eprints.rclis.org/8778/.