Pump probe experiment in atomic fine structure levels: Observation of the oscillation of an angular wavepacketS. Zamith, M. A. Bouchene, E. Sokell, C. Nicole, V. Blanchet and B. GirardEur. Phys. J. D, 12 2 (2000) 255-261DOI: https://doi.org/10.1007/s100530070020