Andersson, Martin, and Trudy-Ann Stone. “Global Sourcing and Technical Efficiency – a Firm-Level Study on the ICT Industry in Sweden”. Journal of Business Economics and Management 18, no. 5 (October 27, 2017): 877–896. Accessed July 21, 2024. https://journals.vilniustech.lt/index.php/JBEM/article/view/1241.