عنوان مقاله [English]
Imbalances within an urban network of some geographical regions of the country, is one of the issues and challenges of today's regional planning. In this regard, the analysis of city status within the regional urban networks for understanding the changes and for providing balancing programs, are essential. The main purpose of this paper is a studying and analysis of the Ilam province urban network with emphasis on the population and the civil services concentrated in cities. This study location is Ilam province and its period is 1996-2011 times zone. In this article to analysis urban network, the following models have been used: Rank-Size Model, logarithmic population analysis, Coefficient of Variation, Weighted Centrality Index, Entropy Model. The most significant findings of this study can be summarized to these cases pointed out: 1) Ilam urban network is unbalanced, too. 2) Approximately all of the small new cities are within the lowdown level of the urban network by means of those service functions. 3) Ilam urban network is moving towards balance within the period 2006-2011. Finally, based on the findings of this research, some recommendations are proposed.