TY - JOUR A1 - Saito, S. A1 - Yamamoto, M. A1 - Hashiguchi, H. T1 - Imaging observations of nighttime mid-latitude F-region field-aligned irregularities by an MU radar ultra-multi-channel system JO - Ann. Geophys. J1 - ANGEO VL - 26 IS - 8 SP - 2345 EP - 2352 Y1 - 2008/08/05 PB - Copernicus Publications SN - 1432-0576 UR - https://angeo.copernicus.org/articles/26/2345/2008/ L1 - https://angeo.copernicus.org/articles/26/2345/2008/angeo-26-2345-2008.pdf DO - 10.5194/angeo-26-2345-2008 ER -