Loucanova, E., M. Kalamarova, and J. Parobek. “The Innovative Approaches to Packaging – Comparison Analysis of Intelligent and Active Packaging Perceptions in Slovakia”. Studia Universitatis Vasile Goldiș Arad, Seria Științe Economice, Vol. 27, no. 2, June 2017, pp. 33-44, https://publicatii.uvvg.ro/index.php/studiaeconomia/article/view/192.