Erratum to: Effect of self-fields on the electron cyclotron maser instability in a dielectric loaded waveguideElnaz Khalilzadeh, Amir Chakhmachi and Behrouz MaraghechiEur. Phys. J. D, 71 7 (2017) 200DOI: https://doi.org/10.1140/epjd/e2017-80331-3