1. CSA 086-09 (2009) Engineering design in wood. Canadian Standards Association.
2. DIN 1052 T2 (1988) Holzbauwerke; Mechanische Verbindungen. European Committee for Standardisation, Brussels, Belgium.
3. Versuche mit Sondernägeln für den Holzbau
4. EN 13183-1:2002. Moisture content of a piece of sawn timber. Part 1: Determination by oven dry method. European Committee for Standardisation, Brussels, Belgium.