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) OKADA Hajime,Bistability control of phase conjugate reflectivity by erase beam in photorefractive four wave mixing,"OECC'98 Technical Digest, July",,,1998,14,,252-253,https://cir.nii.ac.jp/crid/1571980075546547712,