TY - JOUR A1 - Hapgood, M. T1 - Modelling long-term trends in lunar exposure to the Earth's plasmasheet JO - Ann. Geophys. J1 - ANGEO VL - 25 IS - 9 SP - 2037 EP - 2044 Y1 - 2007/10/02 PB - Copernicus Publications SN - 1432-0576 UR - https://angeo.copernicus.org/articles/25/2037/2007/ L1 - https://angeo.copernicus.org/articles/25/2037/2007/angeo-25-2037-2007.pdf DO - 10.5194/angeo-25-2037-2007 ER -