<?xml version="1.0" encoding="UTF-8"?><xml><records><record><source-app name="Biblio" version="6.x">Drupal-Biblio</source-app><ref-type>47</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">João Costa Seco</style></author><author><style face="normal" font="default" size="100%">Luís Caires</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Subtyping First-Class Polymorphic Components</style></title><secondary-title><style face="normal" font="default" size="100%">Programming Languages and Systems, 14th European Symposium on Programming, ESOP 2005</style></secondary-title></titles><dates><year><style  face="normal" font="default" size="100%">2005</style></year></dates></record></records></xml>