Marketing Challenges and Strategies for Internationalization of Service Firms. International Research in Economics and Finance, [S. l.], v. 2, n. 2, p. p33, 2018. DOI: 10.20849/iref.v2i2.493. Disponível em: https://journal.chapjulypress.org/index.php/iref/article/view/2665. Acesso em: 7 mar. 2026.