Khaltursunov, Erkin. “The TECHNIQUE OPTIMIZATION THE LOCATION OF SOME NETWORKS OF SERVICE INSTITUTIONS”. Acta of Turin Polytechnic University in Tashkent 11, no. 3 (September 1, 2021): 17–20. Accessed December 22, 2024. https://acta.polito.uz/index.php/journal/article/view/59.