Nikmati, Ety Nila, and Nurjanti Takarini. “Bond Ratings in Non-Financial Companies Listed on the Indonesian Stock Exchange”. East Asian Journal of Multidisciplinary Research 2, no. 11 (December 6, 2023): 4645–4662. Accessed September 19, 2024. https://journal.formosapublisher.org/index.php/eajmr/article/view/7076.