Printer-friendly version Volume 4, Issue 1 (January 2015) Volume 4, Issue 2 (April 2015) Volume 4, Issue 3 (July 2015) Volume 4, Issue 4 (October 2015) Book traversal links for 2015 - Volume 4 Using the IRAP to explore natural language statements Up Volume 4, Issue 1 (January 2015)