@article{Ren2018a,
author = "J. Ren and S. Zou and R. G. Gillies and E. Donovan and R. H. Varney",
title = "Statistical characteristics of polar cap patches observed by RISR‐C",
year = 2018 ,
journal = "Journal of Geophysical Research: Space Physics",
publisher = "American Geophysical Union",
volume = 123,
keywords = "risrc",
doi = "10.1029/2018JA025621"
}