00333    a2200097   4500082001400000100001900014245011600033260003500149300002800184650002300212  a519.4 CIA  aCiarlet, P. G.  aHandbook of numerical analysis :Basic error estimates for elliptic problems [vol-2]cP. G. Ciarlet, J. L. Lions  aHolland:bElsevier pub,c1991.  a928p. :bill. ;c27 cm.  anumerical analysis