On the bichromatic excitation of a two-level atom with squeezed light Amitabh Joshi, Reeta Vyas, Surendra Singh and Min Xiao Eur. Phys. J. D, 29 1 (2004) 95-103 Published online: 17 February 2004 DOI: 10.1140/epjd/e2004-00018-2