1. Eurocode5 (2004) Eurpoean Committee for Standardization CEN, EN 1995-1-1. Design of timber structures-part 1-1: general-common rules for buildings. Bruxelles, Belgium
2. Aicher S, Hofflin L (2002) Glulam beams with round holes: a comparison study of different approaches vs. test data, CIB-W18/35-12-1. Otto Graff Institute, Stuttgart, pp 1–15
3. Ardalany M, Deam B, Fragiacomo M, Crews K (2010) Tension perpendicular to grain strength of wood, laminated veneer lumber (LVL) and Cross banded LVL (LVL-C). In: Fragomeni S, Venkatesan S, Lam N, Setunge S (eds) 21st Australasian conference on the mechanics of Structures and materials. CRC Press, Melbourne, pp 891–896
4. Aicher S, Hofflin L (2000) A contribution to the analysis of glulam beams with round holes. J Otto-Graf Inst 11:167–188
5. DIN 1052-08 (2008) Design of timber structures—general rules and rules for buildings (In German). Construction Standards Committee (NABau) at DIN. Berlin, p 239