Bulyka, A. M., editor (1998), “лиосъ”, inГістарычны слоўнік беларускай мовы [Historical Dictionary of the Belarusian Language] (in Belarusian), numbers 17(лесничий – местский), Minsk: Belaruskaia navuka,→ISBN,page41
“лёс”, inSkarnik's Belarusian dictionary (in Belarusian), based onKandrat Krapiva's Explanatory Dictionary of the Belarusian Language (1977-1984)
“лёс” in Belarusian–Russian dictionaries and Belarusian dictionaries at slounik.org