Controlling the formation of cold molecules via a Feshbach resonance B. Laburthe Tolra, N. Hoang, B. T'Jampens, N. Vanhaecke, C. Drag, A. Crubellier, D. Comparat and P. Pillet Europhys. Lett., 64 2 (2003) 171-177 Published online: 01 November 2003 DOI: 10.1209/epl/i2003-00284-x