Qian, Jiang-Hai; Yang, Cheng-Hao; Han, Ding-Ding; Ma, … - In: Physica A: Statistical Mechanics and its Applications 391 (2012) 21, pp. 5146-5152
The distribution of facilities is closely related to our social economic activities. Recent studies have reported a scaling relation between population and facility density, with the exponent depending on the type of facility. In this paper, we show that generally this exponent is not universal...