Sova, A. O. (2017). "Ščyryj pryvit z XI Olimpijsʹkych vsesvitnych zmahanʹ v Berlini !": Z nevidomoho lystuvannja Ivana Bobersʹkoho ta kerivnyctva ukraïnsʹkoho tovarystva "Sokil-Batʹko" = "Sincere greetings from the XI Olympic World Competitions in Berlin !" : from an unknown correspondence of Ivan Boberskiy and the leadership of the Ukrainian Ssociety "Sokil-Batko".
Chicago-Zitierstil (17. Ausg.)Sova, Andrij Olehovyč. "Ščyryj Pryvit Z XI Olimpijsʹkych Vsesvitnych Zmahanʹ V Berlini !": Z Nevidomoho Lystuvannja Ivana Bobersʹkoho Ta Kerivnyctva Ukraïnsʹkoho Tovarystva "Sokil-Batʹko" = "Sincere Greetings from the XI Olympic World Competitions in Berlin !" : From an Unknown Correspondence of Ivan Boberskiy and the Leadership of the Ukrainian Ssociety "Sokil-Batko". 2017.
MLA-Zitierstil (9. Ausg.)Sova, Andrij Olehovyč. "Ščyryj Pryvit Z XI Olimpijsʹkych Vsesvitnych Zmahanʹ V Berlini !": Z Nevidomoho Lystuvannja Ivana Bobersʹkoho Ta Kerivnyctva Ukraïnsʹkoho Tovarystva "Sokil-Batʹko" = "Sincere Greetings from the XI Olympic World Competitions in Berlin !" : From an Unknown Correspondence of Ivan Boberskiy and the Leadership of the Ukrainian Ssociety "Sokil-Batko". 2017.