1. Youssef N, Bonowitz D, Gross JL. A survey of steel moment-resisting frame buildings affected by the 1994 Northridge earthquake. NISTIR 5625, National Institute of Standards and Technology, 1995.
2. Lu LW, Xue M, Kaufmann EJ, Fisher JW. Cracking, repair and ductility enhancement of welded moment connections. Proceedings, NEHRP Conference and Workshop on Research on the Northridge, California Earthquake of January 17, 1994, Vol. III, pp. 637–646, Los Angeles, 1997.
3. Kaufmann EJ, Xue M, Lu, LW, Fisher JW. Achieving ductile behavior of moment connections. Modern Steel Construction, AISC, pp. 30–39, January 1996.
4. Xue M, Kaufmann EJ, Lu LW, Fisher JW. Achieving ductile behavior of moment connections — Part II. Modem Steel Construction, AISC, pp. 38–42, June 1996.
5. Reinforcing of steel moment connections with cover plates: benefits and limitations;Engelhardt;Engineering Structures,1998