FILIPOWICZ, Katarzyna; MISIAK, Tomasz; TOKARSKI, Tomasz. Bipolar growth model with investment flows. Economics and Business Review, Poland, v. 2, n. 3, p. 32–56, 2016. DOI: 10.18559/ebr.2016.3.4. Disponível em: https://www.journals.ue.poznan.pl/ebr/article/view/257. Acesso em: 5 jul. 2025.