Identification of Geochemical Distribution of REEs Using Factor Analysis and Concentration-Number (C-N) Fractal Modeling in Granitoids, South of Varcheh 1:100000 Sheet, Central Iran Davoud Pirdadeh Beyranvand, Mohammad Ali Arian*, Taher Farhadinejad, Afshin Ashja Ardalan, 10.30495/ijes.2021.685399 XML Requires Subscription PDF downloads: 255