1. National Science & Technology Council Federal Research and Development Agenda for Net-Zero Energy, High Performance Green Buildings, Committee on Technology, finalreport.http://www.bfrl.nist.gov/buildingtechnology/documents/FederalRDAgendaforNetZeroEnergyHighPerformanceGreenBuildings.pdf (2008)
2. Novotny V. Water/Energy Interactions of Water Reuse, 37–57 (2012)
3. Water and energy link in the cities of the future – achieving net zero carbon and pollution emissions footprint
4. Communication From the Commission to the European Parliament, COM (2011), 112 final (2011)
5. Assessment of the progress towards the establishment of definitions of Nearly Zero Energy Buildings (nZEBs) in European Member States