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2. Tentative Provisions for the Development of Seismic Regulations for Buildings;Applied Technology Council;ATC publication ATC 3-06,1971
3. Disposable knee bracing: improvement in seismic design of steel frames;Aristizabal-Ochoa;J. Struct. Engng ASCE,1986
4. Diagonal brace with ductile knee anchor for a seismic steel frame;Balendra;Earthquake Engng Struct. Dynam.,1990
5. Seismic behaviour of active beam links in eccentrically braced frames;Hjelmstad,1983