V. Mancuso and S. Alouf, Reducing costs and pollution in cellular networks, Green communications special issue of IEEE Communications Magazine, 2011.

V. Vodafone, . Green-technology, and . Demo,

A. Hikuma, Y. Fuke, N. Nakaninami, H. Ohyane, and H. Kobayashi, Radio Base Stations Equipments toward Economical Expansion of FOMA Coverage Areas, NTT DoCoMo. Technical Journal, 2004.

, Introducing the Nokia Siemens Networks SON Suite -An efficient, future proof platform for SON, white paper, 2009.

, NEC's approach towards Energy-efficient Radio Access Networks, white paper, 2010.

S. Alouf, E. Altman, and A. Prakash-azad, , 2008.

M. Ajmone-marsan, L. Chiaraviglio, D. Ciullo, and M. Meo, Optimal Energy Savings in Cellular Access networks, 2009.

L. Chiaraviglio, D. Ciullo, M. Meo, and M. Ajmone-marsan, Energy-Efficient Management of UMTS Access Networks, 2008.

M. Ajmone-marsan and M. Meo, Energy efficient management of two cellular access networks, 2009.

P. Herhold, W. Rave, and G. Fettweis, Relaying in CDMA Networks: Pathloss Reduction and Transmit Power Savings, 57th Vehic, Technol. Conf. Korea, 2003.

M. Etoh, T. Ohya, and Y. Nakayama, Energy Consumption Issues on Mobile Network Systems, IEEE, 2008.

. Alcatel-lucent, How to reduce green house gas emissions from ICT equipment, ETSI Green Agenda, 2009.

. Motorola, The power play: Reducing the build and power consumption costs of WiMAX base stations, white paper, 2009.

J. Polastre, J. Hill, and D. Culler, Versatile low power media access for wireless sensor networks, SenSys '04, 2004.

W. Ye, J. Heidemann, and D. Estrin, Medium access control with coordinated, adaptive sleeping for wireless sensor networks, IEEE Transactions on Networking, 2004.

T. Van-dam and K. Langendoen, An adaptive energyefficient MAC protocol for wireless sensor networks, Proceedings of the First ACM Conference on Embedded Networked Sensor Systems, 2003.

E. Electric and R. Efficiency,

S. Roy, Energy Logic: A Road Map to reducing Energy Consumption in Telecommunication Networks, Proceedings of INTELEC, 2008.

C. Nujira and . Nct-h4010, High Voltage Modulator -Preliminary Datasheet, 2009.

C. Lanzani, G. Kardaras, and D. , Boppana Remote Radio Heads and the evolution towards 4G networks, white paper, 2009.

I. Nsn and . Asia,