Wachnik, Bartosz, Piotr Pryciński, Jakub Murawski, and Mirosław Nader. 2021. “An Analysis of the Causes and Consequences of the Information Gap in IT Projects. The client’s and the supplier’s Perspective in Poland”. Archives of Transport 60 (4): 219-44. https://doi.org/10.5604/01.3001.0015.6932.