1. Hoyhtya, M., Apilo, O., & Lasanen, M. (2018). Review of latest advances in 3GPP standardization: D2D communication in 5G systems and its energy consumption models. MDPI Journal Future Internet,
10(3), 1–18.
2. Doppler, K., et al. (2009). Device-to-device communication as an underlay to LTE-advanced networks. IEEE Communications Magazine,
47(12), 42–49.
3. Doppler, K., & Xiao, M. (2009). Innovative concepts in peer-to-peer and network coding. Celtic WINNER Deliverable,
1, 3.
4. Doppler, K., Rinne, M. P., Janis, P., Ribeiro, C., & Hugl, K. (2009). Device-to-device communications
5. functional prospects for LTE-advanced networks. In 2009 IEEE international conference on communications workshops, Dresden (pp. 1-6).