@article{paperid:1084703,
author = {Ebrahimi, Reza and Zamiri-Jafarian, Hossein and Khademi, Morteza},
title = {A Smart Pilot Assignment in Multi-Cell Massive MIMO Systems Using Virtual Modeling of Assigning Cost},
journal = {IEEE Transactions on Signal Processing},
year = {2021},
volume = {69},
month = {January},
issn = {1053-587x},
pages = {2468--2480},
			numpages = {12},
keywords = {Smart pilot allocation; massive MIMO; pilot
contamination; assignment problem; virtual channel},
}