Korjus, Hannes. “From Sementovskij to the 20th Century. Notes on the Lutsis in the Latvian Press”. Eesti ja soome-ugri keeleteaduse ajakiri. Journal of Estonian and Finno-Ugric Linguistics 12, no. 2 (December 20, 2021): 251–272. Accessed March 28, 2024. https://ojs.utlib.ee/index.php/jeful/article/view/jeful.2021.12.2.10.