Yaqiu Liu Guangfu Ma Qinglei Hu FEL-Based Adaptive Dynamic Inverse Control for Flexible Spacecraft Attitude Maneuver. 42-51 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3174&spage=42 2004 conf/isnn/2004-2 ISNN (2) db/conf/isnn/isnn2004-2.html#LiuMH04