1. Rate of capture of small particles in flotation;Anfruns;Transactions of the Institution of Mining and Metallurgy,1977
2. Application and sizing of a new pneumatic flotation cell;Bahr,1985
3. Flotação ganha adeptos no Brasil;Bio,2002
4. Flotation;Bratby,1977
5. Cadorin, L., 2006. Remoção de íons sulfato por precipitação química e flotação. MSc. Thesis, in progress–Federal University at Rio Grande do Sul–Brazil, (in portuguese).