TRACZ‑KRUPA, Katarzyna. Human Resource Development within European Social Fund in Poland. Edukacja Ekonomistów i Menedżerów, [S. l.], v. 33, n. 3, p. 67–82, 2014. DOI: 10.5604/01.3001.0009.4601. Disponível em: https://econjournals.sgh.waw.pl/EEiM/article/view/1698. Acesso em: 2 maj. 2024.