Ajmilatunnisa, Syifa, Fithri Sri Mulyani, and Ahmad Fitri. “Penerapan Model Geometric Brownian Motion Dalam Memprediksi Harga Penutupan Saham Sektor Asuransi Di Bursa Efek Indonesia (Studi Kasus: PT. Asuransi Multi Artha Guna Tbk)”. Venn: Journal of Sustainable Innovation on Education, Mathematics and Natural Sciences 5, no. 4 (July 13, 2026): 861–872. Accessed October 7, 2026. https://journal.web.id/journals/venn/article/view/514.