Koltsaklis, Nikolaos E., and Athanasios S. Dagoumas. “Transmission Expansion and Electricity Trade: A Case Study of the Greek Power System”. International Journal of Energy Economics and Policy 8, no. 5 (September 5, 2018): 64–71. Accessed March 29, 2024. https://econjournals.com/index.php/ijeep/article/view/6801.