%0 Journal Article %A R. Kh. Gainutdinov %A A. A. Mutygullina %A M. A. Khamadeev %T Generation of electron-positron pairs in the field of two strong counterpropagating laser beams and the nonlocality of photon-photon interaction %J Učënye zapiski Kazanskogo universiteta. Seriâ Fiziko-matematičeskie nauki %D 2010 %P 80-86 %V 152 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/UZKU_2010_152_3_a11/ %G ru %F UZKU_2010_152_3_a11