Detection of X-ray galaxy clusters based on the Kolmogorov methodV. G. Gurzadyan, F. Durret, T. Ghahramanyan, A. L. Kashin, H. G. Khachatryan and E. PoghosianEPL, 95 6 (2011) 69001DOI: https://doi.org/10.1209/0295-5075/95/69001