TY - JOUR A1 - Ogawa, Y. A1 - Buchert, S. C. A1 - Fujii, R. A1 - Nozawa, S. A1 - Forme, F. T1 - Naturally enhanced ion-acoustic lines at high altitudes JO - Ann. Geophys. J1 - ANGEO VL - 24 IS - 12 SP - 3351 EP - 3364 Y1 - 2006/12/21 PB - Copernicus Publications SN - 1432-0576 UR - https://angeo.copernicus.org/articles/24/3351/2006/ L1 - https://angeo.copernicus.org/articles/24/3351/2006/angeo-24-3351-2006.pdf DO - 10.5194/angeo-24-3351-2006 ER -