FATIRA AK, Marlya; NASUTION, Muhammad Yasir; SUGIANTO, Sugianto; BINTI ABD.WARIF, Suraya. The concept of al-Ujrah and how its adjustments during the Covid-19 period: An Islamic perspective. SERAMBI: Jurnal Ekonomi Manajemen dan Bisnis Islam, [S. l.], v. 5, n. 2, p. 83–92, 2023. DOI: 10.36407/serambi.v5i2.841. Disponível em: https://ejournal.imperiuminstitute.org/index.php/SERAMBI/article/view/841. Acesso em: 10 jun. 2026.