Tim, Artur. “International Tax Planning in E-Business”. In Funkcjonowanie E-Biznesu. Zasoby, Procesy, Technologie, edited by Maria Czajkowska and Maciej Malarski, 147–157. Management. Poland: Lodz University Press, 2015. Accessed March 18, 2026. https://press.uni.lodz.pl/index.php/wul/catalog/book/1649/chapter/4993.