Космеда, Т. (2015) “Т. SHEVCHENKO’S LINGUISTIC EXPERIMENTS, OR PUZZLE WHY RUSSIAN IS CHOSEN AS THE LANGUAGE OF THE WRITER’S DIARY (to the writer’s 200th anniversary)”, Studia Ukrainica Posnaniensia, 3, pp. 105–112. doi: 10.14746/sup.2015.3.14.