Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Pedro Salas Castillo and Yoshio Ono and Esteban Lopez Salinas,"Interaction of Polar Substrates with Transition Metal Substituted Keggin-Type Heteropolyanions [X(H2O)W11SiO39]6−(X=Co2+, Mn2+) Pillared in a Mg-Al Hydrotalcite-Like Clay",MRS Proceedings,0272-9172,Springer Science and Business Media LLC,1994-01-01,371,,,https://cir.nii.ac.jp/crid/1870020692677734400,https://doi.org/10.1557/proc-371-163