R-matrix calculation of Raman couplings and dynamical Stark shifts in heavy alkaline-earth atoms E. Luc-Koenig, M. Aymar, J.-M. Lecomte and A. Lyras Eur. Phys. J. D, 7 4 (1999) 487-497 Published online: 15 December 1999 DOI: 10.1007/s100530050376