@article{article79fd7422, title = {Influence of heavy rare earth ions substitution on microstructure and magnetism of nanocrystalline magnetite}, author = {Cvejic, Z and Antic, B and Kremenovic, A and Rakic, S and Goya, Gerardo FabĂ­an and Rechenberg, Hercilio Rodolfo and Jovalekic, C and Spasojevic, V}, year = {2009}, doi = {10.1016/j.jallcom.2008.05.026}, journal = {Journal of Alloys and Compounds} }