Transformacija zovnišnʹoï polityky Ukraïny jevropejsʹko-atlantyčnyj aspekt (1991-2015) = Transformation of Ukraine's foreign policy : European-Atlantic aspect (1991-2015) - Pryjdun, Stepan Vasylʹovyč ca. 20./21. Jh ("Dissertatio Ucrainica", 2019)