1. Strategic Asset Management of Water Supply and Wastewater Infrastructures, Invited Papers from the IWA Leading Edge Conference on Strategic Asset Management (LESAM), Lisbon, Portugal,2007
2. Activities Relating to Drinking Water and Wastewater Services: Guidelines for the Assessment and for the Improvement of the Service to Users;ISO 24510:2007,2007
3. Activities Relating to Drinking Water and Wastewater Services: Guidelines for the Management of Wastewater Utilities and for the Assessment of Wastewater Services;ISO 24511:2007,2007
4. Activities Relating to Drinking Water and Wastewater Services: Guidelines for the Management of Water Utilities and for the Assessment of Water Services;ISO 24512:2007,2007
5. Strategic infrastructure asset management: concepts, ‘schools’ and research needs;Alegre;Water Asset Manage. Int.,2008