Mince Batara et al. 2022. ANALYSIS OF COSO-BASED INTERNAL CONTROL SYSTEM OF UNCOLLECTIBLE RECEIVABLES (Case study PT. PLN ULP Rantepao). Proceeding of The International Conference on Economics and Business. 1, 2 (Oct. 2022), 09–23. DOI:https://doi.org/10.55606/iceb.v1i2.108.