Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) SHIGA Noriyuki,OSS and copyright licenses(Open source software),The Journal of Information Science and Technology Association,09133801,"Information Science and Technology Association, Japan",2014,64,2,60-65,https://cir.nii.ac.jp/crid/1390001204175908224,https://doi.org/10.18919/jkg.64.2_60