... region; this fact argues for the fractal nature of n, but the confirmation needs further investigation. In contrast to the fractal dimensiondetermined on the basis of the voltage drop distribution ... D. Berger, F. Papa, N. I. Ionescu, M. Rusu, Fractal analysis of micro-graphs and adsorption isotherms of La1-xSrxCoO3 samples, Journal of Optoelec-tronics and Advanced Materials, Vol.5, No.5(2003).5. ... PEROVSKITES BASED ON THE SCALING PROPERTY OF GRAIN BOUNDARYPhung Quoc Thanh, Hoang Nam Nhat, Bac h Thanh CongDepartment of Physics, College of Sciences - VNUAbstract. We present the percolation-theory...