@book{ BA46825509,
  author    = "Cassard, Marcel and Folkerts-Landau, D. F. I. (David Fokke Ihno) and International Monetary Fund. Research Dept",
  title     = "Risk management of Sovereign assets and liabilities",
  publisher = "International Monetary Fund",
  year      = "1997",
  series    = "IMF working paper",
  number    = "WP/97/166",
  URL       = "https://ci.nii.ac.jp/ncid/BA46825509"
}