Lisovs, Aleksandrs. “The Exhibitions of Unovis Art Group in Vitebsk (1920-1922)”. ARTS AND MUSIC IN CULTURAL DISCOURSE. Proceedings of the International Scientific and Practical Conference (September 28, 2012): 188–194. Accessed December 4, 2024. https://journals.ru.lv/index.php/AMCD/article/view/1244.