Didit Budi Nugroho, Kristia Anggraeni, and Hanna Arini Parhusip. 2020. “odel egresi ntuk eturn set engan olatilitas engikuti odel GARCH(1,1) erdistribusi psilon-kew ormal an udent-”. imits: ournal of athematics and ts pplications 17 (2):181-99. https://journal.its.ac.id/index.php/limits/article/view/5479.