TY - BOOK AU - Bonnard,Bernard AU - Chyba,Monique TI - SINGULAR TRAJECTORIES AND THEIR ROLE IN CONTROL THEORY SN - 3540008381 U1 - 629.8312 PY - 2003/// CY - PB - Springer-Verlag, Berlin KW - Control Theory KW - Observers(Control Theory) KW - Calculus Of Variations ER -