@article{Khankina_1997 author = {S. I. Khankina and Vladimir M. Yakovenko and V. L. Falko}, title = {Interaction of Surface Waves in Superlattice and Beam of Charged Particles}, journal = {Telecommunications and Radio Engineering}, issn = {0040-2508}, year = {1997}, volume = {51}, number = {2-3}, pages = {133--139} }