9Hudon M. Innovation and tradition in knowledge organization schemes on the Intemet, or, finding one' s way in the virtual library//Beghtol C, Howarth L, Williamson. NJ. Dynamism and Stability in Knowledge Organization. Ergon Verlag, 2000:35 -40.
10Chang Su. An exploration of redundancy in classification schemes on the Web: A study of EIA and Amazon Websites. Chapel Hill: University of North Carolina, 2004.
