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) XIAO Y.,Steady-state analysis of a plain gradient algorithm for a second-order adaptive IIR notch filter with constrained poles and zeros,IEEE Trans. Circuit Syst. II,,,2001,48,7,733-740,https://cir.nii.ac.jp/crid/1570854175535237120,