Toaha, Syamsuddin. “Analisis Kestabilan Model Logistik Satu Populasi Dengan Tundaan Waktu”. Jurnal Matematika, Statistika dan Komputasi 8, no. 2 (February 1, 2018): 131-138. Accessed June 22, 2024. https://journal.unhas.ac.id/index.php/jmsk/article/view/3392.