00440nam a2200133Ia 4500020001500000082001900015100001600034245011100050260005700161300002800218490005000246500000500296700000500301  a0387235361  a511.3bH233.PE  aHan, Weimin  aA posteriori error analysis via duality theorybwith applications in modeling and numerical approximations  aNew YorkbSpringer Science+Business Media Inc.c2005  axii, 302p. Bibl. Index.  aAdvances in Mechanics and Mathematics v v. 8  a  a