Effect of several heat treatments on the microstructure and coercivity of SmC 'O IND. 5' - Campos, Marcos Flávio de; Okumura, Haruco; Hadjipanayis, George; Rodrigues, Daniel; Landgraf, Fernando José Gomes; Neiva, Augusto Camara; Romero, Sérgio Antônio; Missell, Frank Patrick (Journal of Alloys and Compounds, 2004)