TY - JOUR T1 - Ionospheric structure produced during a rapid polar cap expansion JO - J GEOPHYS RES-SPACE PY - 1997/07/01 AU - Idenden DW AU - Moffett RJ AU - Quegan S ED - VL - 102 IS - A7 SP - 14581 EP - 14594 Y2 - 2024/12/22 ER -