5th model - April 2009 / December 2009 Listen with ReadSpeaker Print Veja esta página em Português Share: Email Published on 16.11.2009 Questionnaire on international roaming - 5th model - April 2009/ December 2009 (PDF 396 KB) Questionnaire on international roaming - 5th model - April 2009/ December 2009 (XLS 125 KB)