Adamczyk, Natalia. «An assessment of the Eastern Partnership in view of Ukrainian crisis 2013 . 41». Eastern Chessboard: Geopolitical Determinants and Challenges in Eastern Europe and the South Caucasus, под редакцией Piotr Bajor и Kamila Schöll-Mazurek, т. Societas, Vol. 88, Księgarnia Akademicka Publishing, 2015, https://doi.org/10.12797/9788376386706.04.