HIDAYAT, Nurul; NAJIATUN, Najiatun; ANSHORI, Syaiful Anshori; NABILATUL HASANAH. Circular Economy- Based Business Model With Business Model Canvas For Keris Craftsmen In Sumenep Madura . Eqien - Jurnal Ekonomi dan Bisnis, [S. l.], v. 15, n. 01, p. 91–111, 2026. DOI: 10.34308/eqien.v15i01.2314. Disponível em: https://stiemuttaqien.ac.id/ojs/index.php/OJS/article/view/2314. Acesso em: 16 mar. 2026.