@misc{Obinna_Okoyeigbo_Comparative_2017,
 author={Obinna, Okoyeigbo and Kennedy, Okokpujie and Osemwegie, Omoruyi and Nsikan, Nkordeh},
 volume={vol. 63},
 number={No 3},
 howpublished={online},
 year={2017},
 publisher={Polish Academy of Sciences Committee of Electronics and Telecommunications},
 title={Comparative Analysis of Channel Estimation Techniques in SISO, MISO and MIMO Systems},
 doi={10.1515/eletel-2017-0040},
}