Valera Pérez JC, Vásquez de Rojas EMC, Becerra Castillo ZP. Supply system policies: a systematic review. Revista InveCom [Internet]. 2026 Aug. 25 [cited 2026 Nov. 15];6(Especial 2):1-12. Available from: https://revistainvecom.org/index.php/invecom/article/view/4445