Gaifullin, M., Alexeeva, N., Hramov, A., Makarov, V., Maksimenko, V., Koronovskii, A., Greenaway, M., Fromhold, T., Patanè, A., Mellor, C. J., Kusmartsev, F., & Balanov, A. (2017). Microwave Generation in Synchronized Semiconductor Superlattices. Physical Review Applied, 7(4), Article 044024. https://doi.org/10.1103/PhysRevApplied.7.044024