Świda, Jarosław. “Market Behaviour of Older Consumers and the Design of Visual Layers of Packaging”. Krakow Review of Economics and Management/Zeszyty Naukowe Uniwersytetu Ekonomicznego w Krakowie, no. 918 (December 10, 2015): 105–118. Accessed January 12, 2026. https://krem.uek.krakow.pl/index.php/krem/article/view/724.