@techreport{oai:redcross.repo.nii.ac.jp:00011005,
 author = {佐藤, 尚子 and 菅, 裕明 and 中島, 雅己},
 issue = {1},
 month = {Sep},
 title = {未収金削減に向けての取り組み},
 year = {2016}
}