BAŽANT, Ivo, Pavel DRÁŠIL, Tomáš PITNER and Boris ŠIMÁK. Relevantní standardy v oblasti e-Learningu (Relevant standards in e-Learning). Praha: CESNET z.s.p.o., 2004, 17 pp. 24/2004.
PITNER, Tomáš. Lightweight Personalization of XML E-learning Materials. In Proceedings of the Berliner XML Tage Conference. 1st ed. Berlin: Humboldt-Universität zu Berlin, 2003, p. 361-369. ISBN 3-88579-116-1.