DOLOREUX, David; SHEARMUR, Richard; RODRIGUEZ, Mercedes. Internal R&D and external information in knowledge-intensive business service innovation: complements, substitutes or independent?. Technological and Economic Development of Economy, [S. l.], v. 24, n. 6, p. 2255–2276, 2018. DOI: 10.3846/tede.2018.5694. Disponível em: https://journals.vilniustech.lt/index.php/TEDE/article/view/5694. Acesso em: 9 may. 2025.