Media type: Electronic Conference Proceeding Title: On Development of a Problem Based Learning System for Linear Algebra with Simple Input Method Contributor: Yokota, Hisashi; Ao, Sio-Iong imprint: AIP, 2011 Published in: AIP Conference Proceedings Extent: Language: Not determined DOI: 10.1063/1.3627203 ISSN: 0094-243X Origination: Footnote: