%0 Journal Article %A S. A. Varentsova %A V. A. Trofimov %T Invariants of nonlinear interaction of femtosecond pulses in the presence of third-order dispersion %J Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki %D 2002 %P 709-717 %V 42 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZVMMF_2002_42_5_a9/ %G ru %F ZVMMF_2002_42_5_a9