1. N. Chomsky, On Cognitive Structures and Their Development: A Reply to Piaget, in Language and Learning: The Debate between Jean Piaget and Noam Chomsky. London & Henley: Routledge & Kegan Paul. 1980.
2. Knowledge represented using RDF semantic network in the concept of semantic web
3. A. Lukasová and M. Žáček, English grammatical rules representation by a meta-language based on RDF model and predicate clausal form. Information (Japan), 2016, 19(9B), 4009–4015. ISSN: 13434500.
4. R. Miarka and M. Zacek, Knowledge patterns in RDF graph language for English sentences. In the 2012 Federated Conference on Computer Science and Information Systems, FedCSIS 2012, pp. 109–115. ISBN: 978-146730708-6.
5. R. Miarka and M. Žáček, Knowledge patterns for conversion of sentences in natural language into RDF graph language. In Federated Conference on Computer Science and Information Systems, FedCSIS 2011, pp. 63–68. ISBN: 978-145770041-5.