List of birds in environs of Krystynopol and Sokal near the Bug. - Dzieduszicki W. - Berkut. 1. 1992. - P. 98-110.
Ukrainian translation of the unpublished manuscript by W. Dzieduszicki «Spis ptaków okolicy Krystynopola i Sokala nad Bugiem» written in 1852-1853. This is an annotated list of 208 bird species found in present Sokal district of Lviv region. [Ukrainian].
Key words: fauna, history, Lviv region.