REFERENCES
- ATHANS , M. , and FALB , P. L. 1966 , Optimal Control ( New York McGraw-Hill ).
- BASILE , G. , and MARRO , G. 1969 , J. optim. Theory Applic , 3 , 306 .
- FORTMANN , T. E. , and WILLIAMSON , D. 1972 , I.E.E.E. Trans. autom. Control . 17 , 301 .
- FURUTA , K. , and KAWAJI , S. 1977 , I.E.E.E. Trans. autom. Control , 22 , 977 .
- GOPINATH , B. : 1971 , Bell Syst. Tech. J ., 50 , 1063 .
- KAWAJI , S. 1980 , Int. J. Control , 32 , 381 .
- KIMURA , H. 1977 , I.E.E.E. Trans. autom. Control , 22 , 846 .
- LUENBERGER , D. G. 1964 , I.E.E.E. milit. Electron. , 8 , 74 .
- MAEDA , H. , and HINO , H. 1974 , Int. J. Control , 19 , 993 .
- MILLER , R. A. 1973 , Int. J. Control , 18 , 139 .
- NEWMANN , M. M. 1970 , Int. J. Control , 12 , 33 .
- ROM , D. B. , and SARACHIK , P. E. 1973 , Int. J. Control , 18 , 695 .
- ROMAN , J. R. , and BULLOCK , T. E. 1975 , I.E.E.E. Trans. autom. Control , 20 , 613 .
- WONHAM , W. M. 1974 , Linear Multivariable Control, A Geometric Approach ( Berlin Springer ).