Numerical simulations of the nonlinear propagation of femtosecond optical pulses in gasesA. Chiron, B. Lamouroux, R. Lange, J.-F. Ripoche, M. Franco, B. Prade, G. Bonnaud, G. Riazuelo and A. MysyrowiczEur. Phys. J. D, 6 3 (1999) 383-396DOI: https://doi.org/10.1007/s100530050322