【题 名】： Linear time-varying H2-optimal control of sampled-data systems

            【作 者】： Tongwen Chen and Bruce A. Francis
            【期刊、会议、单位名称】：Automatica
            【年, 卷(期), 起止页码】：Volume 27, Issue 6, November 1991, Pages 963-974
            【全文链接】：http://www.sciencedirect.com/science?_ob=ArticleURL&_udi=B6V21-47X2454-71&_user=1002874&_coverDate=11%2F30%2F1991&_rdoc=6&_fmt=high&_orig=browse&_origin=browse&_zone=rslt_list_item&_srch=doc-info(%23toc%235689%231991%23999729993%23386493%23FLP%23display%23Volume)&_cdi=5689&_sort=d&_docanchor=&_ct=25&_acct=C000050161&_version=1&_urlVersion=0&_userid=1002874&md5=612dba54e4aecc98bec591106928b027&searchtype=a