Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Tosiyasu L. Kunii and Toshio Kodama and Yoichi Seki,An organizational file permission management system using the cellular data system,Proceedings of the 2009 International Database Engineering & Applications Symposium on - IDEAS '09,,ACM Press,2009-01-01,,,321,https://cir.nii.ac.jp/crid/1870865117513969152,https://doi.org/10.1145/1620432.1620470