HALIJAH, Siti et al. THE EFFECT OF EXTRA FOODING ON THE FATIGUE OF FIELD WORKERS (TECHNICAL SERVICES) AT PT PLN (PERSERO) ULP MEDAN SELATAN. HEARTY, [S. l.], v. 12, n. 1, p. 155–159, 2024. DOI: 10.32832/hearty.v12i1.16234. Disponível em: http://150.107.142.43/index.php/Hearty/article/view/16234. Acesso em: 2 nov. 2026.