Judijanto L. From Mandatory Certification to Value-Chain Transformation: Reassessing Indonesia’s ISPO Architecture for Global Market Legitimacy, Smallholder Inclusion, Ecological Integrity, and National Resilience. IJGSR [Internet]. 2026 Oct. 1 [cited 2026 Oct. 1];4(9):1167-96. Available from: https://slamultitechpublisher.my.id/index.php/ijgsr/article/view/341