TY - JOUR DO - 10.5169/seals-26932 DB - https://www.e-periodica.ch T1 - Trapezoidal bar cells in plane stress AU - Hrennikoff, A. AU - Agrawal, K.M. JF - IABSE publications = Mémoires AIPC = IVBH Abhandlungen PB - IABSE Y1 - 1975 VL - 35-I IS - SP - 65 SN - 0074-1426 ER -