TY  - RPRT
TI  - Controllers, observers, and applications thereof
AU  - Gao, Zhiqiang
AU  - Miklosovic, Robert
AU  - Radke, Aaron
AU  - Zhou, Wankun
AU  - Zheng, Qing
PY  - 2011
UR  - https://ntrs.nasa.gov/citations/20110023517
ID  - 20110023517
ER  -