Logic Journal of the IGPL, Volume 20

Volume 20, Number 1, February 2012

Original Articles

Volume 20, Number 2, April 2012

Preface Original Articles

Volume 20, Number 3, June 2012

Editorial Original Articles

Volume 20, Number 4, August 2012

Editorial Original Articles

Volume 20, Number 5, October 2012

Editorial Original Articles

Volume 20, Number 6, December 2012

Original Articles
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