Experimental study of the Ca2 1S+1S asymptote O. Allard, C. Samuelis, A. Pashov, H. Knöckel and E. Tiemann Eur. Phys. J. D, 26 2 (2003) 155-164 Published online: 15 July 2003 DOI: 10.1140/epjd/e2003-00208-4