Kupryashkin В., Sidorenko Л., Feoktistov О., and Rovenskykh Є. “Low-Energy Spectrum of Electrons Emitted at Irradiation of Au by α-Particles of 238Pu”. Ukrainian Journal of Physics, vol. 57, no. 1, Jan. 2012, p. 5, doi:10.15407/ujpe57.1.5.