• Educational thesaurus for learning electronicsRaud, Zoja; Vodovozov, Valery; Lehtla, TõnuRecent Researches in Communications, Information Science and Education : [proceedings of CIT'12, ELECTROSCIENCE'12, WORLD-EDU'12 : Vouliagmeni Beach, Athens, Greece, March 7-9, 2012]2012 / p. 67-79 : ill https://www.researchgate.net/publication/252067825_Educational_Thesaurus_for_Learning_Electronics