LI-CHEN FU2018-09-102018-09-101992http://www.scopus.com/inward/record.url?eid=2-s2.0-0026928028&partnerID=MN8TOARShttp://scholars.lib.ntu.edu.tw/handle/123456789/298299application/pdf1252603 bytesapplication/pdfA new robust MRAC using variable structure design for relative degree two plantsjournal article10.1016/0005-1098(92)90144-5