@article{article, title = {{Comparison of the He+ layer observed over Arecibo during solar maximum and solar minimum with CTIP model results}},
url = {{}},
year = {{2003}},
month = {{12}},
author = {{Wilford CR and Moffett RJ and Rees JM and Bailey GJ and Gonzalez SA}},
doi = {{10.1029/2003JA009940}},
volume = {{108}},
journal = {{J GEOPHYS RES-SPACE}},
issue = {{A12}},
note = {{Accessed on 2025/07/11}}}