E. Panofsky, Gothic Architecture and Scholasticism, Latrobe, PA, Archabbey Press, 1951.
 L. Manovich, The Language of New Media MIT Press, Cambridge, MA, 2001.
 U. Eco, A Theory of Semiotics, Indiana University Press, 1979.
 B. R. Farzin,K. Goldberg, and A. Jacobs, A Minimalist Telerobotic Installation on the Internet, in 1st Workshop on Web Robots, International Conference on Robots and Intelligent Systems, September 1998.
 S. Santini, Analysis of Traffic Flow in Urban Areas Using Web Cameras, in Fifth IEEE Workshop on Applications of Computer Vision (WACV 2000), Palms Spring, CA (USA), December 2000.
 N. Vasconcelos and A. Lippman, Towards Semantically Meaningful Feature Spaces for the Characterization of Video Content, in Proc. Int. Conf. Image Processing, Santa Barbara, California, 1997.
 A. Del Bimbo,M. Mugnaini,P. Pala, and F. Turco, F., Visual querying by color perceptive regions, Pattern Recognition, 31(9): 1241–1253, 1998.
 S. Chakravarthy and M. Deepak, Snoop: An Expressive Event Specification Language for Active Databases, Techical Report UF-CIS-TR-93-007, Computer and Information Sciences Department, University of Florida, March 1993.
 I. Motakis and C. Zaniolo, A formal semantics for Composite Temporal Events in Active Database Rules.
 R. Qian,N. Hearing, and I. Sezan, A Computational Approach to Semantic Event Detection, in Proc. Computer Vision and Pattern Recognition, Vol. 1, pp. 200–206, Fort Collins, CO, June 1999.
 Wensheng Zhou,Asha Vellaikal and C. C. Jay Kuo, Rule-based Video Classification System for Basketball Video Indexing, in Proceedings on ACM Multimedia Workshop, 2000, pp. 213–216.
 S. Chang,J.R. Smith,M. Beigi, and A. Benitez., Visual Information Retrieval from Large Distributed Online Repositories, Communications of the ACM, December 1997, pp. 63–71.
 Collins,Lipton,Kanade,Fujiyoshi,Duggins,Tsin,Tolliver,Enomoto, and Hasegawa, A System for Video Surveillance and Monitoring: VSAM Final Report, Technical report CMU-RI-TR-00-12, Robotics Institute, Carnegie Mellon University, May 2000.
 T. Huang,D. Koller,J. Malik,G. Ogasawara,B. Rao,S. Russel, and J. Weber, Automatic Symbolic Traffic Scene Analysis Using Belief Networks, in Proceedings 12th National Conference in AI, 1994, pp. 966–972.
 S. K. Bhonsle,A. Gupta,S. Santini,M. Worring, and R. Jain, Complex Visual Activity Recognition Using a Temporally Ordered Database, in 3rd Int. Conf. Visual Information Management, Amsterdam, June 1999.
 I. Mikic,S. Santini, and R. Jain, Video Processing and Integration from Multiple Cameras, in Proceedings of the 1998 Image Understanding Workshop, Monterey, CA, November 1998
 Lloyd Allison, A Practical Introduction to Denotational Semantics Cambridge University Press, 2001.