ABADA, A. N. A.; RAHAYU, P. P. NUMERICAL ANALYSIS OF A MATHEMATICAL MODEL OF THE DYNAMICS OF CORRUPTION IN INDONESIA USING A FOURTH-ORDER RUNGE-KUTTA METHOD MODIFIED BY THE GEOMETRIC MEAN . Sunan Kalijaga Journal of Applied Mathematics, [S. l.], v. 4, n. 1, p. 87–96, 2026. Disponível em: https://sunankalijaga.org/jurnal/index.php/skjam/article/view/228. Acesso em: 9 jul. 2026.