Detection of X-ray galaxy clusters based on the Kolmogorov method V. G. Gurzadyan, F. Durret, T. Ghahramanyan, A. L. Kashin, H. G. Khachatryan and E. Poghosian EPL, 95 6 (2011) 69001 Published online: 30 August 2011 DOI: 10.1209/0295-5075/95/69001