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) M. A. SOLIMAN and W. H. RAY,Non-linear filtering for distributed parameter systems having a small parameter,International Journal of Control,0020-7179,Informa UK Limited,1979-11,30,5,757-772,https://cir.nii.ac.jp/crid/1362544418724505216,https://doi.org/10.1080/00207177908922812