TY - JOUR A1 - Chilson, P. B. A1 - Yu, T.-Y. A1 - Palmer, R. D. A1 - Kirkwood, S. T1 - Aspect sensitivity measurements of polar mesosphere summer echoes using coherent radar imaging JO - Ann. Geophys. J1 - ANGEO VL - 20 IS - 2 SP - 213 EP - 223 Y1 - 2002/02/28 PB - Copernicus Publications SN - 1432-0576 UR - https://angeo.copernicus.org/articles/20/213/2002/ L1 - https://angeo.copernicus.org/articles/20/213/2002/angeo-20-213-2002.pdf DO - 10.5194/angeo-20-213-2002 ER -