proton aurora

Nishimura, Y., Bortnik, J., Li, W., Lyons, L., Donovan, E., Angelopoulos, V., & Mende, S. (2014). Evolution of nightside subauroral proton aurora caused by transient plasma sheet flows. Journal Of Geophysical Research: Space Physics, 119, 5295-5304. http://doi.org/10.1002/2014JA020029 (Original work published July 2014)
Nomura, R., Shiokawa, K., Omura, Y., Ebihara, Y., Miyoshi, Y., Sakaguchi, K., et al. (2016). Pulsating proton aurora caused by rising tone Pc1 waves. Journal Of Geophysical Research: Space Physics, n/a - n/a. http://doi.org/10.1002/2015JA021681 (Original work published February 2016)