Shutova, Marina Nikolaevna, Sergey Sergeevich Khromov, y Tatyana Vyacheslavovna Nesterova. «Teaching Russian Interrogative Intonation to Foreign Students». Amazonia Investiga 9, no. 29 (mayo 18, 2020): 45–50. Accedido noviembre 28, 2025. https://www.amazoniainvestiga.info/index.php/amazonia/article/view/1365.