@article{correa_cardoso_carvalho_2025, title={Small oscillations study of a nonlinear circular oscillator}, volume={47}, ISSN={1806-1117}, url={https://doi.org/10.1590/1806-9126-RBEF-2025-0233}, DOI={10.1590/1806-9126-RBEF-2025-0233}, journal={Revista Brasileira de Ensino de Física}, publisher={Sociedade Brasileira de Física - SBF}, author={Correa, Eberth and Cardoso, Leandro Xavier and Carvalho, Lindomar Bomfim}, year={2025}, pages={e20250233} }