Lach, Łukasz, M. Suder, R. Kusa, and J. Duda. “Forecasting the Economic Impact of a Vacuum Tube High-Speed Transport System in Poland: An Input-Output Approach”. Managerial Economics, vol. 22, no. 2, July 2022, p. 113, doi:10.7494/manage.2021.22.2.113.