Elastic-electron-scattering from 1,2-ethylenediamine and dimethyldiazene Murilo O. Silva, Sergio d’A. Sanchez and Márcio H. F. Bettega Eur. Phys. J. D, 74 7 (2020) 141 Published online: 01 July 2020 DOI: 10.1140/epjd/e2020-10201-x