1. Design of composite steel and concrete structures, part 1.1, general rules and rules for buildings;Eurocode 4,1994
2. Building code requirements for reinforced concrete;ACI-318,2002
3. Load and resistance factor design specification for steel buildings;LRFD,1999
4. Strength of steel-encased concrete beam–columns;Furlong;Journal of Structural Division, ASCE,1967
5. Strength of concrete-filled steel tubular columns;Knowles;Journal of Structural Division, ASCE,1969