New type of adaptive control for a class of distributed time-delay systems with adaptation regard to delay parameter
Lin Chai, Shumin Fei, Haiyan Jin, Ruimin Wang, and Yanhong Li
Journal of Systems Engineering and Electronics . 2010, (6): 1054 -1062 .  DOI: 10.3969/j.issn.1004-4132.2010.06.019