著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Sukhjit Sehra and Jaiteg Singh and Hardeep Rai,Assessing OpenStreetMap Data Using Intrinsic Quality Indicators: An Extension to the QGIS Processing Toolbox,Future Internet,1999-5903,MDPI AG,2017-04-21,9,2,15,https://cir.nii.ac.jp/crid/1360580237761129728,https://doi.org/10.3390/fi9020015