Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) "片山, 敏之 and Katayama, Toshiyuki",Usability Examination in Regular College Courses of a Course Management and Learning Management System in a Pilot Operation Phase,"Hokusei Review, the School of Economics",02893398,札幌 : 北星学園大学,2006-03,45,2,87-108,https://cir.nii.ac.jp/crid/1050564287422266240,