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) BISWAS R.,Exceptionally directional sources with photonic-bandgap crystals,J. Opt. Soc. Am. B,,,2001,18,11,1684-1689,https://cir.nii.ac.jp/crid/1570009750134973952,