D. Hammerstrom, and M. Zaveri. AAAI Fall Symposium: Biologically Inspired Cognitive Architectures, volume FS-08-04 of AAAI Technical Report, page 81. AAAI, (2008)
S. Auer, M. Weidl, J. Lehmann, A. Zaveri, and K. Choi. Proceedings of the 9th International Semantic Web Conference (ISWC2010), Berlin / Heidelberg, Springer, (2010)