共 50 条
- [17] NECESSARY AND SUFFICIENT CONDITIONS FOR THE EXISTENCE OF POSITIVE SOLUTIONS TO ALGEBRAIC RICCATI-EQUATIONS WITH INDEFINITE QUADRATIC TERM APPLIED MATHEMATICS AND OPTIMIZATION, 1992, 26 (01): : 95 - 110
- [19] RICCATI-EQUATIONS, ZEROS AND INDEPENDENCE JOURNAL FUR DIE REINE UND ANGEWANDTE MATHEMATIK, 1983, 345 : 63 - 68