PERMANA, Angrian; PUSPA, Rani; WIDYANTY, Winda. Studi Eksploratif Dampak Pandemi Covid-19 Terhadap Kegiatan dan Operasional di KSP Sejahtera Bersama Cabang Serang. Jurnal Doktor Manajemen (JDM), Jakarta, Indonesia, v. 4, n. 1, p. 30–40, 2021. DOI: 10.22441/jdm.v4i1.12105. Disponível em: https://publikasi.mercubuana.ac.id/index.php/jdm/article/view/12105. Acesso em: 2 jun. 2026.