Zadedehbalaei, A., Bagheri, A., Afshar, H.. “Proposing a Density-Based Clustering Algorithm with Ability to Discover Multi-Density Clusters in Spatial Databases.” Nashriyyah -i Muhandisi -i Barq va Muhandisi -i Kampyutar -i Iran, vol. 15, no. 3, 2017, pp. 171-186.