J. S. Siregar, Rahmat Hidayat Rambe, Syaparuddin Siahaan, and Makmur Syukri, “ANALYSIS CURRICULUM POLICY MODEL AT MAN 1 LABUHANBATU DURING THE COVID-19 PANDEMIC”, Jurnal Ekonomi, vol. 11, no. 02, pp. 1183–1191, Sep. 2022.