TY - JOUR A1 - Burrell, A. G. A1 - Chisham, G. A1 - Milan, S. E. A1 - Kilcommons, L. A1 - Chen, Y.-J. A1 - Thomas, E. G. A1 - Anderson, B. T1 - AMPERE polar cap boundaries JO - Ann. Geophys. J1 - ANGEO VL - 38 IS - 2 SP - 481 EP - 490 Y1 - 2020/04/08 PB - Copernicus Publications SN - 1432-0576 UR - https://angeo.copernicus.org/articles/38/481/2020/ L1 - https://angeo.copernicus.org/articles/38/481/2020/angeo-38-481-2020.pdf DO - 10.5194/angeo-38-481-2020 ER -