Humayun Arshad, Dr. Syed Shujaat Ali*, and Dr. Aneela Gill. “A COMPARATIVE ANALYSIS OF SYNTACTIC STRUCTURES IN ENGLISH AND URDU: INSIGHTS THROUGH X-BAR THEORY AND THE THETA CRITERION”. Advance Social Science Archive Journal, vol. 2, no. 4, Dec. 2024, pp. 809-24, https://assajournal.com/index.php/36/article/view/108.