1. Ho, Y. C., Bryson, A. E., andBaron, S.,Differential Games and Optimal Pursuit-Evasion Strategies, IEEE Transactions on Automatic Control, Vol. AC-10, pp. 385?389, 1965.
2. Heymann, M., andPachter, M.,On the Max-Min Pursuit Game, Journal of Mathematical Analysis and Applications, Vol. 70, pp. 430?444, 1979.
3. Heymann, M., Pachter, M., andStern, R. J.,Max-Min Control Problems?A System Theoretic Approach, IEEE Transactions on Automatic Control, Vol. AC-21, pp. 455?463, 1976.
4. Heymann, M., Pachter, M., andStern, R. J.,Weak and Strong Max-Min Controllability, IEEE Transactions on Automatic Control, Vol. AC-21, p. 613, 1976.
5. Pontrjagin, L. S.,The Linear Differential Game of Evasion, Soviet Mathematics Dokady, Vol. 11, pp. 359?361, 1970.