1. M. Antonini, E. Cianca, A. De Luise, M. Pratesi, M. Ruggieri, “Stratospheric Relay: Feasibility of New Satellite-High Altitude Platforms Integrated Scenarios”, IEEE Aerospace Conference, March 8-15, 2003, Proc. no. 3, pp. 1211-1219.
2. S. Benedetto, E. Biglieri, V. Castellani, “Digital Trasmission Theory”. 1987 Prentice Hall, Inc., 9.
3. G. Hyde, B. Edelson, “Laser satellite communications: current status and directions”. 1997 - Space Policy.
4. W. Leeb, Laser space communication systems, technologies and applications. 2000 The review of laser engineering, 28, 804-808.
5. C. Fragale, A. Jebril, M. Lucente, M. Pratesi, T. Rossi, M. Ruggieri, “White Paper on Signal Propagation in the Frequency Range Greater than 60 GHz for Satellite Links”, Sympotic 2004, Bratislava, 24-26 Oct 2004.