Media type: E-Article Title: Quadratic games and H∞-type problems for time varying systems Contributor: ICHIKAWA, AKIRA Published: Informa UK Limited, 1991 Published in: International Journal of Control, 54 (1991) 5, Seite 1249-1271 Language: English DOI: 10.1080/00207179108934208 ISSN: 0020-7179; 1366-5820 Origination: Footnote: