Meliyanti, and Ferikawita Sembiring. “Pengaruh Peringkat Obligasi, ROA, DER, FIRM SIZE Terhadap Yield Obligasi”. JRB-Jurnal Riset Bisnis 4, no. 2 (April 29, 2021): 185-195. Accessed March 28, 2024. https://journal.univpancasila.ac.id/index.php/jrb/article/view/2088.