@inproceedings{paperid:1021406, author = {Abolbashari, Mohammad Hossein and Khajooei, Masoomeh}, title = {Maximizing the fundamental eigenfrequency of materially nonlinear structures by topology optimization based on the evolutionary structural optimization}, booktitle = {18th International Congress on Sound and Vibration}, year = {2011}, location = {Rio De Janeiro}, keywords = {NONLINEAR STRUCTURES;TOPOLOGY OPTIMIZATION; EVOLUTIONARY STRUCTURAL OPTIMIZATION}, }