Mamajonov R. ANALYSIS OF ENGLISH LANGUAGE RESEARCH ON THE SUBJECT: "THE ROLE OF LOCAL RULER IN THE STRUGGLE AGAINST ARAB CALIPHATE COINATION IN VII-VIII CENTURIES". ScienceProblems [Internet]. 2023 Sep. 23 [cited 2024 Dec. 22];3(9). Available from: https://scienceproblems.uz/index.php/journal/article/view/761