Media type: E-Article Title: MARKET RISK INFORMATION DISCLOSURE: A CASE OF COMPANIES WITHIN PSI 20 Contributor: Alves, Teresa; Graça, Mónica Lopes imprint: Revista Universo Contabil, 2013 Published in: Revista Universo Contábil Language: Not determined DOI: 10.4270/ruc.2013327 ISSN: 1809-3337 Keywords: Information Systems and Management ; Information Systems ; Software Origination: Footnote: Access State: Open Access