@conference {,
	title = {Underwater Channel Modeling for a Relative positioning system},
	booktitle = {OCEANS{\textquoteright}11 IEEE Santander Conference \& Exhibition},
	volume = {1},
	year = {2011},
	month = {06/2011},
	pages = {1-4},
	publisher = {IEEE},
	organization = {IEEE},
	chapter = {1},
	address = {Santander , Espa{\~n}a},
	isbn = {978-1-4577-0087-3},
	author = {J.Ure{\~n}a and C. Diego and J.Aparicio and F.J. Alvarez and A.Jim{\'e}nez and C. de Marziani}
}
