References
- Hsu , C. S. 1980 , J. appl. Mech ., 47 , 931 ; 1981, Ibid., 48, 634; 1983, Int. J. Nonlinear Mech., 18, 199; 1985, J. optim. Theory Applic., 46, 547; 1987, Cell-to-Cell Mapping ( New York : Springer-Verlag ).
- Hsu , C. S. and Guttalu , R. S. 1980 , J. appl. Mech ., 47 , 940 .
- Hsu , C. S. Guttalu , R. S. and Zhu , W. H. 1982 , J. appl Mech. , 49 , 885 .
- Hsu , C. S. and Leung , W. H. 1984 , J. math. Analysis Applic ., 100 , 250 .
- Hsu , C. S. and Zhu , W. H. 1984 , Q. appl. Math ., 42 , 41 .
- Leitmann , G. 1966 . An Introduction to Optimal Control , New York : McGraw-Hill .
- Leitmann , G. 1981 . The Calculus of Variations and Optimal Control , New York : Plenum Press .
- Pontryagin , L. S. , Boutyanskii , V. G. , Gamkrelidze , R. V. and Mishchenko , E. F. 1962 . The Mathematical Theory of Optimal Processes , New York : Interscience .
- Tongue , B. H. 1987 , Physica , 28 D , 401 .
- Zermelo , E. 1931 . Z. angew. Math. Mech. , 11 , 114 .