Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Kenji Nomiya and Kazuaki Ohta and Yoshitaka Sakai,Selected Papers : Tetranuclear Hafnium(Ⅳ) and Zirconium(Ⅳ) Cationic Complexes Sandwiched between Two Di-Lacunary Species of α-Keggin Polyoxometalates : Lewis Acid Catalysis of the Mukaiyama-Aldol Reaction,Bulletin of the Chemical Society of Japan,00092673,Tokyo : Chemical Society of Japan,2013-07,86,7,800-812,https://cir.nii.ac.jp/crid/1523951030156743936,https://doi.org/10.1246/bcsj.20130016