Lencek RL. I. V. Churkina. Russkie i sloventsy: nauchnye sviazi kontsa XVIII v.-1914 g. Moscow: Nauka, 1986. SS [Internet]. 1998 Jan. 2 [cited 2024 May 2];10(1):89-92. Available from: https://journals.lib.washington.edu/index.php/ssj/article/view/3724