title: Anomalous behavior in differential cross sections for the 2 (3)S excitation in helium at minute scattering angles for fast electron collisions.
authors.initials: Y
authors.lastname: Sakai
authors.initials: TY
authors.lastname: Suzuki
authors.initials: BS
authors.lastname: Min
authors.initials: T
authors.lastname: Takayanagi
authors.initials: K
authors.lastname: Wakiya
authors.initials: H
authors.lastname: Suzuki
authors.initials: S
authors.lastname: Ohtani
authors.initials: H
authors.lastname: Takuma