Sztumski, Wiesław. “Troublesome Evaluation of Technological Innovations. Balancing Between a Blessing and a Bane of the Technological Progress”. Problemy Ekorozwoju 12, no. 2 (July 3, 2017): 7–13. Accessed July 22, 2024. https://ph.pollub.pl/index.php/preko/article/view/4974.