Harat A, Chojnacki M, Leksowski K. Humanitarian aid of the European Union and United Nations: actions, responsibilities, and finances. BGSS [Internet]. 2015 Jul. 22 [cited 2024 Apr. 18];29(29):65-73. Available from: https://apcz.umk.pl/BGSS/article/view/bog-2015-0025