00322nam a2200121 a 450000500170000002000150001708200170003210000250004924500440007426000340011830000290015263000190018120251203090445.0  a2040157484  b629.8312 LIO  aLions, Jacques-Louis  aControl of distributed singular systems  aParisbGauthier-Villarsc1985  axxiv, 552 p.b22 cm.cPB  aControl theory