Doping effects on the structural, magnetic, and hyperfine properties of 'GD'-doped 'SN''O IND. 2' nanoparticles - Coelho-Júnior, H; Aquino, J. C. R.; Herrera Aragón, Fermin Fidel; Hidalgo, Pilar; Cohen, Renato; Nagamine, Luiz Carlos Camargo Miranda; Coaquira, José Antonio Huamaní; Silva, S. W. da; Brito, Hermi Felinto de (Journal of Nanoparticle Research, 2014)