Sadikova Sitora-bonu Nematjonovna, Sirojiddinov Uktam Samaridinovich Hasanova Hafiza Bahriddinovna. “Water Supply System Of Ancient And Medieval Samarkand”. International Journal of Advanced Science and Technology, Vol. 29, no. 08, June 2020, pp. 3678-89, http://sersc.org/journals/index.php/IJAST/article/view/25592.