1. DIN V 4165:2003-2006. Porenbetonsteine – Plansteine und Planelemente.
2. Xella (2007) Persönliche Mitteilung von Dr. Volker Heer. Xella Technologie- und Forschungsgesellschaft mbH, Emstal.
3. : Strength-size relationships for aircrete under compression. Autoclaved Aerated Concrete – Limbachoya and Roberts (eds), London: Taylor & Francis Group. 2005.
4. : Stochastik für Ingenieure. Stuttgart: B. G. Teubner 1995.
5. , : On two damage accumulation models and their size effects. J. Appl. Prob., 44 (2007), S. 99–114.