“USING MODIFICATION OF VOWELS IN CONNECTED SPEECH”. 2024. "XXI ASRDA INNOVATSION TEXNOLOGIYALAR, FAN VA TAʼLIM TARAQQIYOTIDAGI DOLZARB MUAMMOLAR" Nomli Respublika Ilmiy-Amaliy Konferensiyasi 2 (11): 173-77. https://universalpublishings.com/index.php/itfttdm/article/view/7867.