1. Choi SM, Kim DK, Kang DA, Jeong KS. A study on development of concrete filled circular tube column-to-beam connection. Research report. Korea: University of Seoul; 1996.
2. Choi SM, Kim DK. A study on the seismic performance evaluation and design method of the CFT square column. Research report. Korean Society of Steel Construction. 1999.
3. Experimental behavior of steel beam to CFT column connections;Elremaily;Journal of Constructional Steel Research,2001
4. Seismic behavior of composite concrete filled steel tube column-wide flange beam moment connections;Ricles;Journal of Structural Engineering,2004
5. American Institute of Steel Construction. Inc. AISC. Supplement 1 and 2 to seismic provisions for structural steel buildings. Chicago (IL): AISC. May 21; 2002.