A. S. Shulakov, T. M. Zimkina, A. P. Braiko, V. I. Radchenko, V. A. Fomichev, “Shortwave cut-off spectra of electron braking radiation with $60$–$140$ eV energy in lanthanum”, Fizika Tverdogo Tela, 25:3 (1983), 789–796
Organisations
Leningrad State University named after A. A. Zhdanova