@incollection{Lee16,
author = {Md. Hashem Ali Khan and Moon Ho Lee},
title = {Energy Efficiency for 5G Multi-Tier Cellular Networks},
booktitle = {Towards 5G Wireless Networks},
publisher = {IntechOpen},
address = {Rijeka},
year = {2016},
editor = {Hossein Khaleghi Bizaki},
chapter = {7},
doi = {10.5772/66052},
url = {https://doi.org/10.5772/66052}
}