Dynamic spectrum allocation for cell range extension in tiered Macro-Pico heterogeneous networks
TIAN Peng, TIAN Hui, GAO Li-qi, ZHANG Jun, WANG Meng
Acta Metallurgica Sinica(English letters) . 2013, (1): 66 -72 .  DOI: 10.1016/S1005-8885(13)60009-6