TY - JOUR T1 - Electron Flux Dropouts at L ∼ 4.2 From Global Positioning System Satellites: Occurrences, Magnitudes, and Main Driving Factors JO - Journal of Geophysical Research: Space Physics UR - http://eprints.whiterose.ac.uk/125100/ PY - 2017/12/18 AU - Boynton RJ AU - Mourenas D AU - Balikhin MA ED - DO - DOI: 10.1002/2017JA024523 VL - 122 IS - 11 SP - 11428 EP - 11441 Y2 - 2024/12/22 ER -