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) HSU L.,A Globally Convergent Frequency Estimator,IEEE Transactions on Automatic Control,,,1999,44,4,698-713,https://cir.nii.ac.jp/crid/1570854176739806848,