Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Minyo Katagiri,On conformally flat critical Riemannian metrics for a curvature functional,"Proceedings of the Japan Academy. Series. A, Mathematical sciences",03862194,Tokyo : Japan Academy,2005-02,81,2,27-29,https://cir.nii.ac.jp/crid/1520854804868690816,