@ARTICLE{performance2014,
     Title={Performance investigation of bidirectional Hybrid (wavelength-division multiplexing/time-division multiplexing) passive optical network},
     Author={Rakesh Goyal, R. S. Kaler},
     Journal={Optoelectronics And Advanced Materials-Rapid Communications},
     Volume={8},
     Number={0},
     Pages={663-667},
     Publisher={},
     Year={2014}
}