Study of innershell photo-ionization-pumped L23M1 transition in Ca for the development of femtosecond X-ray laser D. Kim, S. H. Son, J. H. Kim, Cs. Toth et C. P.J. BartyJ. Phys. IV France, 11 PR2 (2001) Pr2-225-Pr2-231DOI: https://doi.org/10.1051/jp4:2001242