MALLA, Binayak; ZDZIARSKI, Michał. Sustainable business models in small and medium-sized enterprises: State of the art and future research directions. International Entrepreneurship Review, Poland, v. 11, n. 4, p. 21–35, 2025. DOI: 10.15678/IER.2025.1104.02. Disponível em: https://ier.uek.krakow.pl/index.php/pm/article/view/2297.. Acesso em: 30 dec. 2025.