Eko Yudi Febriyanto, & Mayra Fadhilla Dewi. (2025). Numerical Analysis of Hepatitis A Transmission Using the Susceptible-Infected-Treatment-Recovery (SITR) Model with Vaccination Using 14th-Order Runge-Kutta Method Runge Kutta Method. Rangkiang Mathematics Journal, 4(1), 6–15. https://doi.org/10.24036/rmj.v4i1.71