@inproceedings{inproceedings13dd2387, title = {Upconversion luminescence of 'Er POT.3+' doped YSZ crystals}, author = {Savoini, B and Munoz Santiuste, J E and González, R and Cruz, Gerson Kniphoff da and Bonardi, Cláudia and Carvalho, René Ayres de}, year = {2000}, booktitle = {International Conference on f-elements} }