1. 3rd Generation Partnership Project (3GPP), 2013, TR 36.888 Study on provision of low-cost Machine-Type Communications (MTC) User Equipments (UEs) based on LTE, Release 12 v(12.0.0)
2. 3rd Generation Partnership Project (3GPP), 2020, TR 21.916 “Summary of Rel-16 Work Items”, Release 16 (v1.0.0)
3. 3rd Generation Partnership Project; Technical Specification Group Radio Access Network; Study on New Radio Access Technology Physical Layer Aspects (Release 14), 3GPP TR 38.802 (2017). https://www.3gpp.org/ftp//Specs/archive/38_series/38.802/38802-e20.zip
4. 3rd Generation Partnership Project; Technical Specification Group Radio Access Network; Study on Non-Orthogonal Multiple Access (NOMA) for NR (Release 16), 3GPP TR 38.812 (2018). https://www.3gpp.org/ftp//Specs/archive/38_series/38.812/38812-g00.zip
5. Adam, A.B.M., Wan, X., Wang, Z.: Energy efficiency maximization for multi-cell multi-carrier NOMA networks. Sensors 20(22), 6642 (2020). https://doi.org/10.3390/s20226642