Sebastião Simão da Silva, William Taylor Matias Silva, NONLINEAR ANALYSIS OF PLANE FRAMES USING A COROTATIONAL FOMULATION AND PLASTICITY BY LAYERS IN A TIMOSHENKO BEAM EL-EMENT, Blucher Mechanical Engineering Proceedings, Volume 1, 2014, Pages 2900-2918, ISSN 23580828, http://dx.doi.org/10.5151/meceng-wccm2012-19070 (www.proceedings.blucher.com.br/article-details/nonlinear-analysis-of-plane-frames-using-a-corotational-fomulation-and-plasticity-by-layers-in-a-timoshenko-beam-el-ement-9204) Palavras-chave:: ;