NIKOU, Kamran Davari. Międzynarodowe badania standardów i cech generowania pomysłów na nowe produkty. International Business and Global Economy, [S. l.], v. 38, p. 56–77, 2019. Disponível em: https://czasopisma.bg.ug.edu.pl/index.php/IBage/article/view/6753. Acesso em: 22 lis. 2024.