“Regulatory Sandbox As a Hybrid Legal Policy Instrument: Recalibrating Legal Certainty and Financial Sector Growth in Indonesia”. Journal of Law, Society and Living Norms 1, no. 3 (April 15, 2026): 143–152. Accessed April 17, 2026. https://journaloflawsocietylivingnorms.normaglobaljournal.com/ngj/article/view/23.