Rabbani, M. F. S., and S. H. Isfardiyana. “Legal Protection for Creditors of Promissory Notes in Case of Debtor Default: A Comparative Study Between Indonesia and Singapore”. Journal of Private and Commercial Law, vol. 2, no. 1, Aug. 2025, pp. 52-71, doi:10.20885/JPCOL.vol2.iss1.art3.