ZhETF, Vol. 58,
p. 1825 (November 1970)
(English translation - JETP,
The issue content is only available in english translation.
Born Cross Section for the Transition in the Hydrogen Atom on Electron Impact
I.L. Beigman, A.M. Urnov, V.P. Shevel'ko
Received: December 10, 1969