found: Bytva pid Berestechkom, 1993.
found: Ukr. rad. ent︠s︡ykl.:v. 1, p. 412 (Berestechko, a city in Horokhivsʹkyĭ raĭon in Volynsʹka oblastʹ. The city was under Polish rule during the 16th-18th centuries, but with the third partition of Poland in 1795 Berestechko became part of the Russian Empire. According to the treaty of 1921 ending the Polish-Russian Wars of 1920, Berestechko, as part of the Western Ukrainian lands was ceded to Poland. In 1939 the city was reunited with Ukraine)
found: Ukraïna [MAP] 1992:(Berestechko in Volynsʹka oblastʹ)
found: LC PreMARC file(hdg.: Berestechko, Russia)
found: Encyk. Powszechna:v. 2, p. 332 (Beresteczko; a city in Wołyńska gubernia established in 1547 by Fryderyk Hlebowicz Proński)
found: Encyc. of Ukraine:v. 1, p. 205 (Berestechko; a city in Horokhiv raion, Volhynia oblast, on the Styr River. From 1795 until 1917 Berestechko was part of the Russian Empire; from 1921 to 1939 it was part of Poland)
found: GeoNames, algorithmically matched, 2009(ppl; 50°21ʹ00ʺN 025°07ʹ00ʺE)