OKUN, A.; VALENTINE, R. Examining the Relationship between Earnings and Patent Filings among Pharmaceutical Companies in Asia. International Journal of Economics and Financial Issues, [S. l.], v. 10, n. 6, p. 217–221, 2020. Disponível em: https://www.econjournals.com/index.php/ijefi/article/view/10509. Acesso em: 19 apr. 2024.