Two scales in Bose–Einstein correlations V. A. Khoze, A. D. Martin, M. G. Ryskin and V. A. Schegelsky Eur. Phys. J. C, 76 4 (2016) 193 Published online: 09 April 2016 DOI: 10.1140/epjc/s10052-016-4055-3