Some statistical properties for a moving three-level atom in interaction with a bimodal cavity field M. Sebawe Abdalla, A. -S. F. Obada and S. Abdel-Khalek Eur. Phys. J. Plus, 128 3 (2013) 26 Published online: 05 March 2013 DOI: 10.1140/epjp/i2013-13026-0