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3. Stresses from local loadings in cylindrical pressure vessels;Bijlaard;Trans. ASME,1955
4. Analytical study of tubular Tee-Joints;Seordelis;J. Struct. Div., ASCE,1970
5. Stress and strain investigation of general joints in tubular structures;Dundr;Technol. Lab. Rep. TL-A -03-67,1967