1. M. Gong, Lumber-Based Mass Timber Products in Construction 2019 IntechOpen Timber Buildings and Sustainability 10.5772/intechopen.85808.
2. M.A. Ritter, Timber bridges: design, construction, inspection, and maintenance 1992 USA, U.S Department of Agriculture, Forest Service, Washington DC/Madison, Wisconsin.
3. Wood Highway Bridges;Taylor,1992
4. I. Bejtka, H.J. Blaß, Joints with inclined screws 2002 Kyoto, Japan.
5. R. Crocetti, M. Axelson, T. Sartori (2010). Strengthening of large diameter single dowel joints. SP Technical Research Institute of Sweden, Borås, Sweden.