rising tone

Shen, X. -C., Li, W., & Ma, Q. (2021). Periodic Rising and Falling Tone ECH Waves from Van Allen Probes Observations. Geophysical Research Letters, n/a, e2020GL091330. http://doi.org/https://doi.org/10.1029/2020GL091330 (Original work published February 2021)
Fu, H., Cao, J., Zhima, Z., Khotyaintsev, Y., Angelopoulos, V., ik, O., et al. (2014). First observation of rising-tone magnetosonic waves. Geophysical Research Letters, 41, 7419-7426. http://doi.org/10.1002/grl.v41.2110.1002/2014GL061867 (Original work published November 2014)
Gao, Z., Su, Z., Chen, L., Zheng, H., Wang, Y., & Wang, S. (2017). Van Allen Probes observations of whistler-mode chorus with long-lived oscillating tones. Geophysical Research Letters. http://doi.org/10.1002/2017GL073420 (Original work published June 2017)
Su, Z., Wang, G., Liu, N., Zheng, H., Wang, Y., & Wang, S. (2017). Direct observation of generation and propagation of magnetosonic waves following substorm injection. Geophysical Research Letters. http://doi.org/10.1002/2017GL074362 (Original work published July 2018)