TY - JOUR A1 - Schelkshorn, S. A1 - Detlefsen, J. T1 - Position finding using simple Doppler sensors JO - Adv. Radio Sci. J1 - ARS VL - 5 SP - 153 EP - 156 Y1 - 2007/06/12 PB - Copernicus Publications SN - 1684-9965 UR - http://www.adv-radio-sci.net/5/153/2007/ L1 - http://www.adv-radio-sci.net/5/153/2007/ars-5-153-2007.pdf ER -