TEKA, Hanen; MHENNI, Hatem. The Interaction between Technical Change and Capital Investment Growth and Stability of R&D Model. American Scientific Research Journal for Engineering, Technology, and Sciences, Jordan, v. 39, n. 1, p. 138–158, 2018. Disponível em: https://www.asrjetsjournal.org/American_Scientific_Journal/article/view/3632. Acesso em: 18 sep. 2025.