1. Boari G., Sea water pretreatment by weak anionic resing Italian Patent no.39657/A-67.
2. Boari G., Liberti L., Merli C., Passino R., Santori M., Tiravanti G., Proceeding of 3rd International Symposium on Fresh Water from the Sea - Vol. 2, pagg. 46-62.
3. Bortolotti G., De Maio A., Falleni D., Malinverni E., Ricci G., REGGIANE O.M.I. - Reggio Emilia - Italy “Design and construction of A.O.S. MIGPD desalination plant PSF type in BARI. 6th International Symposium Fresh Water from the Sea - vol. 4., pagg. 127,133,78.”