CYGLER, Joanna; WYKA, Sylwester. Internal barriers to international R&D cooperation: the case of Polish high tech firms. Forum Scientiae Oeconomia, [S. l.], v. 7, n. 1, p. 25–45, 2019. DOI: 10.23762/FSO_VOL7_NO1_2. Disponível em: https://ojs.wsb.edu.pl/index.php/fso/article/view/39. Acesso em: 18 sep. 2026.