"Korytnica, wieś, gmina Szydłów, powiat staszowski, województwo świętokrzyskie" [Korytnica, village, Szydłów Commune, Staszów County, Świętokrzyskie Province, Poland]. Topographical map prepared in 1:10,000 scale. Aerial and satellite orthophotomap (in Polish). Head Office of Geodesy and Cartography, Poland, Warsaw. 2011. geoportal.gov.pl. Retrieved 27 April 2011.