@book{oai:ir.ide.go.jp:00044916,
 author = {Kuroko, Masato},
 month = {},
 note = {G/382/Aj2, application/pdf, TSS008300_013},
 publisher = {日本貿易振興会アジア経済研究所/Institute of Developing Economies　(IDE-JETRO)},
 title = {Chapter 4 Application of Country Codes in Database od Trade Statistics},
 year = {2001}
}