@conference {IST{\textquoteright}03, title = {Characterization of the Railroad Satellite Channel within the FIFTH Project}, booktitle = {IST Mobile \& Wireless Communications Summit}, year = {2003}, month = {June 15-18}, address = {Aveiro, Portugal}, keywords = {Digital Communications, satellite communications}, author = {Sandro Scalise and Marcos {\'A}lvarez-D{\'\i}az and Giorgio Sciascia and Rodolfo Mura} }