<?xml version="1.0" encoding="UTF-8"?><xml><records><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>47</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">D. M. Bond</style></author><author><style face="normal" font="default" size="100%">S. A. Vavasis</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Multigrid for mixed boundary integral equations</style></title><secondary-title><style face="normal" font="default" size="100%">Proc. 1992 Copper Mountain Conference on Iterative Methods</style></secondary-title></titles><dates><year><style  face="normal" font="default" size="100%">1992</style></year></dates><language><style face="normal" font="default" size="100%">eng</style></language></record></records></xml>