1. Larsen HJ. Introduction: fasteners, joints and composite structures. In: Thelandersson S, Larsen HJ, editors. Timber Engineering, ISBN 0-470-84469-8; 2003.
2. Mateus TJE. Basis for the design of timber structures. National Laboratory of Civil Engineering (LNEC), Report No. 179, Lisbon; 1961 [in Portuguese].
3. Theory of timber connections;Johansen,1949
4. EN 1995-1-1:2004. Eurocode 5: design of timber structures – part 1.1: general rules and rules for buildings. European Committee for Standardization, Brussels, Belgium, (E).
5. EN 26891:1991. Timber structures – Joints made with mechanical fasteners – general principles for the determination of strength and deformation characteristics. ISO 6891-1983 (E).