Mielsch, Christine, Boris Kovalenko, and Valery Mokienko. “‘The Russian Lessons’ by Johannes Baar, Doctor of Philology”. Quaestio Rossica 7, no. 2 (June 21, 2019): 383–392. Accessed February 28, 2024. https://qr.urfu.ru/ojs/index.php/qr/article/view/qr.382.