Waves in a plane graphene – dielectric waveguide structure Dmitry A. Evseev, Svetlana V. Eliseeva and Dmitry I. Sementsov Eur. Phys. J. Appl. Phys., 80 1 (2017) 10501 Published online: 05 October 2017 DOI: 10.1051/epjap/2017170167