Bakhtiar, F., and M. Farild. “Pengaruh Laverage Dan Likuiditas Sebagai Prediktor Beta Saham Pada Indeks LQ45 Di Bursa Efek Indonesia”. Study of Scientific and Behavioral Management (SSBM), Vol. 1, no. 2, Oct. 2020, https://journal3.uin-alauddin.ac.id/index.php/ssbm/article/view/16357.