1. CEN. 2003. DIN EN 408 – timber structures – structural timber and glued laminated timber – determination of some physical and mechanical properties; German version.
2. JCSS. 2006. Probabilistic model code part III – resistance models (3.05 Timber). http://www.jcss.byg.dtu.dk/Publications/Probabilistic_Model_Code.
3. CEN. 2009. DIN EN 14081-4 – timber structures – strength graded structural timber with rectangular crosssection – part 4: machine grading – grading machine settings for machine controlled systems; German version.
4. CEN. 2013. DIN EN 14080 – timber structures – glued laminated timber and glued laminated solid timber – requirements; German version.