Jonmaxmatova Maftuna Salohiddin qizi. “GRAMMATICAL ERRORS IN THE USE OF VERB TENSES BY POLYTECHNIC STUDENTS AND METHODS FOR THEIR CORRECTION ”. Ta’lim Innovatsiyasi Va Integratsiyasi, vol. 61, no. 1, Jan. 2026, pp. 192-5, https://journalss.org/index.php/tal/article/view/14603.