%0 Journal Article %A A. Kumar %T A~few- and subcycle pulse evolution equation in a~cubic nonlinear medium %J Teoretičeskaâ i matematičeskaâ fizika %D 2009 %P 112-121 %V 160 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/TMF_2009_160_1_a10/ %G ru %F TMF_2009_160_1_a10