- Coupling Optimization to the Algorithm for a Mixer-Settler System,
 E.F. Gomes, G.A. Pinto, M.M.L. Guimarães and L.M. Ribeiro
 Paper 119 from CCP: 89, ISBN 978-1-905088-26-3 (2008)
 
- A Dynamic Model for a Settler Unit Using a Kinetic Formulation,
 E.F. Gomes, M.M.L. Guimarães, G.A. Pinto and L.M. Ribeiro
 Paper 176 from CCP: 84, ISBN 1-905088-11-6 (2006)
 
