https://www.cas.go.jp/jp/seisaku/kokudo_kyoujinka/en/workbook.pdf
https://www.cas.go.jp/jp/seisaku/kokudo_kyoujinka/en/e01_panf.pdf
https://www.cas.go.jp/jp/seisaku/kokudo_kyoujinka/pdf/khou1-2.pdf
https://www.cas.go.jp/jp/seisaku/kokudo_kyoujinka/en/fundamental_plan.html
https://www.cas.go.jp/jp/seisaku/kokudo_kyoujinka/pdf/en5.pdf
https://www.cas.go.jp/jp/seisaku/kokudo_kyoujinka/pdf/en6.pdf