ABROR, Ghozi; MUHARAM, Harjum. Impact of Ultramicro Holding on Financial Performance and Business Sustainability. Research Horizon, [S. l.], v. 4, n. 4, p. 47–54, 2024. DOI: 10.54518/rh.4.4.2024.306. Disponível em: https://lifescifi.com/journal/index.php/RH/article/view/306. Acesso em: 30 apr. 2026.