@article{paperid:1087170, author = {Rezaiee Pajand, Mohaamad and Gharaei Moghaddam, Nima and Ramezani, Mohammadreza}, title = {Review of the strain-based formulation for analysis of plane structures Part I: Formulation of basics and the existing elements}, journal = {Iranian Journal of Numerical Analysis and Optimization}, year = {2021}, volume = {11}, number = {2}, month = {September}, issn = {2423-6977}, pages = {437--483}, numpages = {46}, keywords = {Strain-based formulation; Higher-order strain field; Equilibrium condition; Numerical evaluation; Drilling degrees of freedom.}, }