Shalbolova , U., S. . Yegemberdiyeva, and A. Khoich. “Ways to Improve the Quality of Housing-Communal Services”. Economic Series of the Bulletin of L.N. Gumilyov ENU, no. 3, Jan. 2023, pp. 64-76, https://bulecon.enu.kz/index.php/main/article/view/321.