<?xml version="1.0" encoding="UTF-8"?><xml><records><record><source-app name="Biblio" version="6.x">Drupal-Biblio</source-app><ref-type>13</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Carmen Graciani-Díaz</style></author><author><style face="normal" font="default" size="100%">Mario J. Pérez-Jiménez</style></author><author><style face="normal" font="default" size="100%">Álvaro Romero-Jiménez</style></author><author><style face="normal" font="default" size="100%">Fernando Sancho-Caparrini</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Initial segments maximal Σₙ-definable sets in fragments of arithmetic</style></title><secondary-title><style face="normal" font="default" size="100%">Joint Conference of the 5th Barcelona Logic Meeting and the 6th Kurt Gödel Colloquium</style></secondary-title><tertiary-title><style face="normal" font="default" size="100%">Collegium Logicum</style></tertiary-title></titles><dates><year><style  face="normal" font="default" size="100%">2001</style></year><pub-dates><date><style  face="normal" font="default" size="100%">16-19/07/1999</style></date></pub-dates></dates><publisher><style face="normal" font="default" size="100%">Kurt G ̈del Society</style></publisher><pub-location><style face="normal" font="default" size="100%">Barcelona (Spain)</style></pub-location><volume><style face="normal" font="default" size="100%">IV</style></volume><pages><style face="normal" font="default" size="100%">37-38</style></pages></record></records></xml>