Вершинина, Наталья. 2015. “Positivism in the Context of the 1850–1880s (on the Example of Aleksandr Yakhontov’s Literary and Social Activities)”. Acta Universitatis Lodziensis. Folia Litteraria Rossica, no. 8 (January):39-50. https://doi.org/10.18778/1427-9681.08.06.