1. Use of chelating agents as collectors in the flotation of copper sulfides and pyrite;Ackerman;Miner. Metall. Process.,1999
2. The activation of sulfide minerals for flotation: a review;Finkelstein;Int. J. Miner. Process.,1997
3. Addendum to: the activation of sulfide minerals for flotation: a review;Finkelstein;Int. J. Miner. Process.,1999
4. Flotation of sphalerite with cupferron derivatives;Fortin,1999
5. Mineral flotation with hydroxamate collectors;Fuerstenau,1984