MicroDoppler extraction of precession targets based on generalized complex time frequency distribution
KOU Peng, LIU Yong-xiang, LI Kang-le, HUO Kai
Journal of Systems Engineering and Electronics . 2011, (7): 1462 -1467 .  DOI: 10.3969/j.issn.1001-506X.2011.07.07