Sitarski, Andrzej. 2018. “The Concept of “time” in the Russian and Polish Sphere of Language (on the Basis of the Russian and Polish Phrases With the Components “время” “czas” and “день” ‘dzień’)”. Studia Rossica Posnaniensia, no. 35 (July):267-74. https://pressto.amu.edu.pl/index.php/strp/article/view/13410.