TY - JOUR TI - Design of semi-rigid planar steel frames according to Turkish steel design code AU - HAYALİOÄžLU, M.S. AU - DEÄžERTEKİN, S.Ã. AU - GÖRGÜN, H. JO - Sigma Journal of Engineering and Natural Sciences PY - 2004 VL - 22 SP - 101 EP - 116 DO - ER -