@incollection{Moghaddam18,
author = {Shahriar Shirvani Moghaddam},
title = {Introductory Chapter: Primary and Secondary Users in Cognitive Radio-Based Wireless Communication Systems},
booktitle = {Cognitive Radio in 4G/5G Wireless Communication Systems},
publisher = {IntechOpen},
address = {Rijeka},
year = {2018},
editor = {Shahriar Shirvani Moghaddam},
chapter = {1},
doi = {10.5772/intechopen.82033},
url = {https://doi.org/10.5772/intechopen.82033}
}