1. Versuchüber getreidedruck in silozallen (research on pressure in silos);Janssen;Z Ver Dtsch Ing,1885
2. EN 1991—4. Actions on structures. Silos and tanks. Brussels: CEN. 2006.
3. DIN 1055. Design loads for buildings and loads in silo bins. DIN 1055 part 6. Berlin: Deutsches Institut für Normung. 2005.
4. ACI 313-97. Standard practice for design and construction of concrete silos and stacking tubes for storing granular materials. 1997.
5. ISO DIS 11697. Basis for design of structures: loads due to bulk materials. ISO draft. International Standard, ISO. 1995.