1. Mathematical Methods of Statistics;Cramer,1949
2. Bounds on performance for multiple target tracking;Daum;IEEE Trans. Automatic Control,1990
3. The Cramer-Rao bound for multiple target tracking algorithms;Graham;NUWC-NPT Technical Report 10,406,1994
4. Cramer-Rao bounds for the estimation of normal mixtures;Perlovsky;Pattern Recognition Letters,1989
5. Tracking multiple objects in visual imagery;Perlovsky,1991