Hariyanto, et al. “ANALISIS EKSISTENSI TRAVELING WAVE FRONT PADA MODEL MATEMATIKA REASSORTMENT VIRUS INFLUENSA H5N1 DAN H1N1-P”. Limits: Journal of Mathematics and Its Applications, vol. 13, no. 2, Aug. 2025, pp. 45-52, https://journal.its.ac.id/index.php/limits/article/view/5316.