Petrović, Nikolina, és Krisztián Ritter. „Overview of IPA HU-SRB Cross-Border Projects in the Agriculture Sector in Northern Part of Serbia”. Studia Mundi – Economica 8, no. 3 (szeptember 28, 2021): 168–179. Elérés január 31, 2026. https://journal.uni-mate.hu/index.php/stm/article/view/3014.