@conference {,
	title = {Implementation of a Transmission Encoding System for a Track Circuit  },
	booktitle = {14th IEEE International Conference on Emerging Technologies and Factory Automation ETFA{\textquoteright}09.},
	year = {2009},
	month = {09/2009},
	pages = {1-4},
	publisher = {IEEE},
	organization = {IEEE},
	address = {Mallorca, Espa{\~n}a},
	isbn = {978-1-4244-2728-4},
	author = {A.Hern{\'a}ndez and M.Mazo and E.Garcia and M. C. P{\'e}rez and Jimenez, A. and J.J. Garcia and Ure{\~n}a, J.}
}
