@article{article, title  = {{Direct normal form analysis of oscillators with different combinations of geometric nonlinear stiffness terms}},

 publisher = {{Shahid Chamran University of Ahvaz}},

 url = {{}},

 year = {{2021}},

 month = {{6}},

 author = {{Nasir A and Sims N and Wagg D}},

 doi = {{10.22055/JACM.2021.34016.2324}},

 volume = {{7}},

 journal = {{Journal of Applied and Computational Mechanics}},

 issue = {{Special Issue}},

 pages = {{1167-1182}},

 note = {{Accessed on 2024/09/19}}}