Tong, YYVan der Klink, JJClugnet, GRenouprez, AJLaub, DBuffat, PA2007-02-152007-02-152007-02-15199310.1016/0039-6028(93)90333-Fhttps://infoscience.epfl.ch/handle/20.500.14299/2801Electron microscopy and 195Pt nuclear magnetic resonance of platinum particles in a zeolite-Y matrixtext::journal::journal article::research article