Here you can find some professional articles:
Net zero energy buildings
A consistent definition framework
Energy and Buildings, Elsevier, 13 S.
Zero Energy Building
A review of definitions and calculation methodologies
Energy and Buildings, Elsevier, 9 S., PDF, 399 kB
Criteria for Definition of Net Zero Energy Buildings
Presentation at the Euro Sun 2010 Conference in Graz
Euro Sun, 8 S., PDF, 126 kB
Load Matching and Grid Interaction of Net Zero Energy Buildings
Presentation at the Euro Sun 2010 Conference in Graz
Euro Sun, 8 S., PDF, 836 kB
Net Zero Energy Solar Buildings
An Overview and Analysis on Worldwide Building Projects
Euro Sun, 9 S., PDF, 391 kB
Net Zero Energy Buildings
Calculation Methodologies versus National Building Codes
Euro Sun, 8 S., PDF, 58 kB
From Low-Energy to Net Zero-Energy Buildings
Status and Perspectives
Journal of Green Building, Volume 6, Number 1, 12 S., PDF, 954 kB
Goal: Zero Energy Building
Exemplary Experience Based on the Solar Estate Solarsiedlung Freiburg am Schlierberg, Germany
Journal of Green Building, Volume 4, Number 4, 8 S., PDF, 339 kB
Ziel Null Energie
Erfahrungen am Beispiel der Solarsiedlung Freiburg am Schlierberg
DBZ 1/2009, Bauverlag, 4 S., PDF, 170 kB