Seglenmej, Svetlana F., and Irina D.-o. Dambyra, Shenne S. Chadamba, Kira A.-o. Sat, Aleftina V. Taryma, Saida V. Kechil-ool. “Phonological and Non-Phonological Errors at Tuvan-Russian Bilingualism”. Opción 340 (December 18, 2019): 873-894. Accessed December 5, 2025. http://www.produccioncientificaluz.org/index.php/opcion/article/view/30286.