Figure 1.
Socioeconomic status by districts according to Urban Sustainable Development Index (TOPSIS model), Urmia, Iran. Source: Mobaraki et al. [20].
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.