Pach, Janina. “The Notion of Tax-Havens in the Context of Tax Optimisation of Polish Companies”. Studies of the Industrial Geography Commission of the Polish Geographical Society 33, no. 2 (September 17, 2019): 142–159. Accessed November 21, 2024. https://prace-kgp.uken.krakow.pl/article/view/4948.