| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Upgrading of Water and Wastewater Systems: Selected Proceedings of the International Conference on Upgrading of Water and Wastewater Systems, Held in ... 25-28 May 1997 | 978-O-O8-O43385-1 (O-O8-O43385-5) | 1998 |