Siregar, Herbert, Agus Rahayu, and Lili Adi Wibowo. “MANAJEMEN STRATEGI DI MASA PANDEMI COVID-19”. KOMITMEN: Jurnal Ilmiah Manajemen 1, no. 2 (October 5, 2020): 40–58. Accessed February 2, 2026. https://www.journal.uinsgd.ac.id/index.php/komitmen/article/view/10316.