AHMADANI, A.; MIDDELBERG, S. L.; OBERHOLZER, M.; BUYS, P. THE EFFECTS OF COVID-19 ON OIL-PRODUCING ECONOMIES: A CONSIDERATION OF NIGERIAN AND ‎SAUDI ARABIAN VAT INCREASES. Studia Universitatis Babeș-Bolyai Negotia, [S. l.], v. 66, n. 4, p. 7–18, 2021. DOI: 10.24193/subbnegotia.2021.4.01. Disponível em: http://193.231.18.162/index.php/subbnegotia/article/view/213. Acesso em: 20 sep. 2024.