@article{CTT100735211,
  author = {Y. Ikeda and S. Kitagawa and K. Okada and S. Suzuki and M. Asada},
  title = {Direct intensity modulation of resonant-tunneling-diode terahertz oscillator up to ~30 GHz},
  journal = {IEICE Electron. Express},
  year = 2015,
}