1. ISEL, DEQ, Chemical Engineering and Biotechnology Research Center, Rua Conselheiro Emídio Navarro, 1, 1959-007 Lisboa, Portugal
2. Complexo I, Centro de Química Estrutural, IST, Av. Rovisco Pais, 1096-001 Lisboa, Portugal
3. Institute of Chemical Engineering, Bulgarian Academy of Sciences, Sofia 1113, Bulgaria