JANG JAYA, R. S. Drafting a Business Plan for Brass Instrument Reparation named BrassON in Yogyakarta. The Es Economics and Entrepreneurship, [S. l.], v. 1, n. 02, p. 49–63, 2022. DOI: 10.58812/esee.v1i02.9. Disponível em: https://esj.eastasouth-institute.com/index.php/esee/article/view/9. Acesso em: 5 oct. 2024.