“A Letter in the Science of Calligraphy and Pen to the Minister Abi Ali Muhammad Bin Muqla”. Journal of the College of Basic Education 24, no. 102 (December 7, 2022): 453–484. Accessed May 6, 2025. https://cbej.uomustansiriyah.edu.iq/index.php/cbej/article/view/6229.