Fedotova, Nadezhda. “The Background and Research Potential of the First Selkup Books by N. P. Grigorovskij”. Eesti ja soome-ugri keeleteaduse ajakiri. Journal of Estonian and Finno-Ugric Linguistics 11, no. 2 (December 31, 2020): 167–190. Accessed May 2, 2024. https://ojs.utlib.ee/index.php/jeful/article/view/jeful.2020.11.2.07.