“METHODOLOGICAL POSSIBILITIES OF USING TIERED ASSIGNMENTS IN ENGLISH LANGUAGE CLASSES IN HIGHER EDUCATION”. ZAMONAVIY TARAQQIYOT VA FAN: 21-ASR YONDASHUVLARI, vol. 8, no. 2, June 2026, pp. 93-98, https://conferns.com/index.php/ztf/article/view/2029.