1. Strength of Woods and Synthetics Materials (in Russian);Ashkenazi,1966
2. Anisotropy of Structural Materials (in Russian);Ashkenazi,1972
3. On the strength anisotropy of bone and wood;Cowin;Trans. ASME,1979
4. Mechanisches Verhalten von Fichtenholz Experimentelle Besimmung der Biaxialen Festigkeitseigenschaften;Eberhardsteiner,2002
5. Compression strength of pine wood in the main orthotropy plane;Galicki;Int. J. Appl. Mech. Engrg.,2001