Near dipole-dipole effects in a V-type medium with vacuum induced coherence O. G. Calderón, M. A. Antón and F. Carreño Eur. Phys. J. D, 25 1 (2003) 77-87 Published online: 24 April 2003 DOI: 10.1140/epjd/e2003-00080-2