Computationally efficient channel estimation and inter-carrier
interference suppression for OFDM communication systems
CAI Meng, ZHANG Ke-feng, ZOU Xue-cheng, LIU Hao
Acta Metallurgica Sinica(English letters) . 2009, (6): 17 -23 .  DOI: 10.1016/S1005-8885(08)60283-6