Manurung, Erwin, and Ronald Rulindo. “DO INVESTORS REACT TO PERPETUAL BOND ANNOUNCEMENTS IN ASEAN? EVIDENCE FROM AN EVENT STUDY”. Eduvest - Journal of Universal Studies 5, no. 8 (August 23, 2025): 10618–10630. Accessed November 13, 2025. https://eduvest.greenvest.co.id/index.php/edv/article/view/51290.