LECH, A. Realizacja zasady TPA (Third Party Access) w polskiej elektroenergetyce. Comparative Economic Research. Central and Eastern Europe, [S. l.], v. 13, n. 3, p. 33–45, 2010. DOI: 10.2478/v10103-009-0037-0. Disponível em: https://czasopisma.uni.lodz.pl/CER/article/view/6577. Acesso em: 17 maj. 2024.