@article{article, title = {{THE MID-LATITUDE TROUGH IN THE ELECTRON-CONCENTRATION OF THE IONOSPHERIC F-LAYER - A REVIEW OF OBSERVATIONS AND MODELING}}, url = {{}}, year = {{1983}}, month = {{1}}, author = {{MOFFETT RJ and QUEGAN S}}, volume = {{45}}, journal = {{J ATMOS TERR PHYS}}, issue = {{5}}, pages = {{315-343}}, note = {{Accessed on 2024/12/25}}}