@article{paperid:1066257, author = {Aliakbari, Najme and Moeenfard, Hamid}, title = {Analytical modeling of nonlinear vibrations in a 2-DOF airfoil device based on an unsteady flow model}, journal = {Nonlinear Dynamics}, year = {2017}, volume = {91}, number = {1}, month = {January}, issn = {0924-090X}, pages = {427--442}, numpages = {15}, keywords = {Nonlinear vibration; Unsteady flow model; Pitch and plunge DOF; Multiple timescales perturbation technique; Flutter speed; Limit cycle oscillations}, }