@article{article, title  = {{IONOSPHERIC MODELLING AND HF RADIO SYSTEMS AT HIGH LATITUDES.}},

 url = {{}},

 year = {{1986}},

 month = {{1}},

 author = {{Quegan S and Milsom JD and Herring RN}},

 volume = {{4}},

 journal = {{Gec Journal of Research}},

 issue = {{1}},

 pages = {{42-46}},

 note = {{Accessed on 2026/04/11}}}