AZMILAH HAPIDHATUR RAHMAH; FITHRI SRI MULYANI; AHMAD FITRI. Analisis Volatilitas dan Peramalan Return Saham Perusahaan Asuransi Menggunakan Model Garch: Studi Kasus PT Maskapai Reasuransi Indonesia Tbk. Venn: Journal of Sustainable Innovation on Education, Mathematics and Natural Sciences, [S. l.], v. 5, n. 4, p. 887–900, 2026. DOI: 10.53696/venn.v5i4.511. Disponível em: https://journal.web.id/journals/venn/article/view/511. Acesso em: 7 oct. 2026.