1st model - April/September 2007 Listen with ReadSpeaker Print Veja esta página em Português Share: Email Published on 16.10.2007 / Updated on 16.09.2008 Questionnaire on international roaming - 1st model - April/September 2007 (85 Kb) Questionnaire on international roaming - 1st model - April/September 2007 (313 Kb)