Chang-Yeong Oh Min Young Chung Hyunseung Choo Tae-Jin Lee 0001 A Novel Frequency Planning for Femtocells in OFDMA-Based Cellular Networks Using Fractional Frequency Reuse. 96-106 2010 ICCSA (3) https://doi.org/10.1007/978-3-642-12179-1_10 conf/iccsa/2010-3 db/conf/iccsa/iccsa2010-3.html#OhCCL10