WENQING JI. Logistics Demand Forecast in Shandong Province Based on Grey Forecast. Economics & Management Information, [S. l.], p. 1–7, 2025. DOI: 10.62836/emi.v4i1.278. Disponível em: https://ojs.sgsci.org/journals/emi/article/view/278. Acesso em: 13 mar. 2025.