%0 Journal Article %A A. V. Efremov %A A. V. Radyushkin %T Asymptotic behavior of~the pion electromagnetic form factor in a~scale-invariant quark model %J Teoretičeskaâ i matematičeskaâ fizika %D 1977 %P 168-182 %V 30 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/TMF_1977_30_2_a2/ %G ru %F TMF_1977_30_2_a2