KRISNAWAN, Kus Prihantoso; ARIFAH, Husna. THE EFFECT OF NONLINEAR DAMPING TO A DYNAMICAL SYSTEM WITH CENTER PHASE PORTRAIT. Jurnal Sains Dasar, [S. l.], v. 4, n. 1, 2016. DOI: 10.21831/jsd.v4i1.8439. Disponível em: https://journal.uny.ac.id/index.php/jsd/article/view/8439. Acesso em: 17 may. 2025.