RUSDY, H.; LABA, A. R.; SOBARSYAH, M. The Challenges of PT PLN (Persero) in Earning Operational Profit. Economics and Business Journal (ECBIS), [S. l.], v. 1, n. 6, p. 839–846, 2023. DOI: 10.47353/ecbis.v1i6.93. Disponível em: https://ecbis.net/index.php/go/article/view/93. Acesso em: 27 mar. 2026.