1. Bergman R, Matsui C, Meinsma C, Dutta D. Design guide for concrete filled hollow section columns under static and seismic loading. Köln: Verlag TÜV Rheinland GmbH, 1995.
2. Eurocode 4. Design of composite steel and concrete structures, part 1.1: general rules and rules for buildings. ENV 1994-1-1, 1992.
3. Eurocode 2. Design of concrete structures, part 1: general rules and rules for buildings. 1990.
4. Neville AM. Properties of concrete. London: Pitman Publishing, 1981.
5. Malmeister AK, Tamuz VP, Teters GA. Strength of polymeric and composite materials (in Russian). Riga: Zinatne, 1980.