ELIAS GUARDIAN, A. C.; RODAS CAMACHO, L.; ROBLES ROJAS, N. G.; NICOLAS BALBIN, J. L.; CASTILLO MONTES, J. A. Relationship Between Purchasing Management and Internal Control in Public Hospitals: The Case of Huaycán, Peru. Minerva, v. 7, n. 21, p. 40-50, 16 Oct. 2026.