A tunable fiber laser for application to helium optically pumped magnetometers A. LE GARREC, J.M. LÉGER, D. PUREUR, M. DOUAY, P. BERNAGE, P. NIAY et E. DELEVAQUE J. Phys. IV France, 04 C4 (1994) C4-695-C4-698 DOI: 10.1051/jp4:19944183