1. Shapiro, S.C., Rapaport, W.J.: The SNePS family. Comput. Math Appl. 23, 243–275 (1992)
2. Shapiro, S.C., Rapaport, W.J.: Models and minds. In: Knowledge Representation for Natural-Language Competence. (1991)
3. Castaněda, H.N.: Philosophy as a science and as a worldview. In: Cohen, A., Dascal, M. (eds.) The Institution of Philosophy, Peru, IL. Open Court (1989)
4. Lukasová, A., Vajgl, M., Žáček, M.: Knowledge represented using RDF semantic network in the concept of semantic web. In: Proceedings of the International Conference of Numerical Analysis and Applied Mathematics 2015 (ICNAAM 2015), USA. AMER INST PHYSICS (2016)
5. Lukasová, A., Žáček, M., Vajgl, M.: Reasoning in graph-based clausal form logic. IJCSI Int. J. Comput. Sci. Issues 9(1–3), 37–43 (2012). ISSN (Online) 1694-0814