HUSNA, Siti Misbahul; PUSAKANINGWATI, Ayik. Penerapan 5R Area Produksi Paving Blok di PT. Duta Beton Mandiri Purwosari. As-Syirkah: Islamic Economic & Financial Journal, [S. l.], v. 3, n. 3, p. 1628 – 1635, 2024. DOI: 10.56672/njbrba79. Disponível em: https://journal-ikadi.com/ojs/index.php/assyirkah/article/view/324. Acesso em: 20 aug. 2026.