Lead fall-out isotopic signal over French northern Alps: Timing and sources constraints from distant lake sediment records F. Arnaud, M. Revel, T. Winiarski, D. Bosch, E. Chapron, M. Desmet et N. Tribovillard J. Phys. IV France, 107 (2003) 61-64 DOI: 10.1051/jp4:20030243