Characterization of Nd and Sm Co-Doped CeO<sub>2</sub>-Based Systems.Published in:Acta Physica Polonica: A, 2017, v. 131, n. 1, p. 78, doi. 10.12693/APhysPolA.131.78By:ARABACI, A.;DER, M.;ÖKSÜZÖMER, M. F.;ALTINÇEKIÇ, T. G.Publication type:Article