@article{Jokipii_1975,
title={Implications of observed charge states of low-energy solar cosmic rays},
volume={80},
ISSN={0148-0227},
url={http://dx.doi.org/10.1029/ja080i010p01209},
DOI={10.1029/ja080i010p01209},
number={10},
journal={Journal of Geophysical Research},
publisher={American Geophysical Union (AGU)},
author={Jokipii,
J. R. and Owens,
A. J.},
year={1975},
month=apr,
pages={1209–1212} }