TY - RPRT TI - Flexible Modes Control Using Sliding Mode Observers: Application to Ares I AU - Shtessel, Yuri B. AU - Hall, Charles E. AU - Baev, Simon AU - Orr, Jeb S. PY - 2010 UR - https://ntrs.nasa.gov/citations/20100035662 ID - 20100035662 ER -