1. Universidade Estadual de Campinas (UNICAMP), Faculdade de Engenharia Química, Av. Albert Einstein, 500, Campinas, CEP 13083-852, Brazil
2. Chemical Engineering Program, Texas A&M University at Qatar PO Box 23874, Doha, Qatar
3. Polytechnic Faculty, National University of Asunción, San Lorenzo 2111, Paraguay