W. Virgo. American Journal of Physics, (2013)Learn advanced #quantum mechanics - New article in the American Journal of Physics by Dr. Wilton L. Virgo. http://dx.doi.org/10.1119/1.4823999.
V. Tresp, M. Bundschus, A. Rettinger, and Y. Huang. Uncertainty Reasoning for the Semantic Web I, volume 5327 of Lecture Notes in Artificial Intelligence, Springer, Berlin, (2008)