@article {73,
	title = {Cetaceans{\textquoteright} occurrence off the west central Portugal coast: a compilation of data from whaling, observations of opportunity and boat-based surveys},
	journal = {Journal of Marine Animals and their Ecology},
	volume = {2},
	year = {2009},
	pages = {10-13},
	url = {http://www.oers.ca/journal/Volume\%202/200921brinto.pdf},
	author = {Brito, C. and Vieira, N. and S{\'a}, E. and Carvalho, I.}
}
@article {72,
	title = {Using historical accounts to assess the occurrence and distribution of small cetaceans in a poorly known area},
	journal = {Journal of the Marine Biological Association of the United Kingdom},
	volume = {90},
	year = {2010},
	pages = {1583-1588},
	doi = {10.1017/S0025315410000585},
	author = {Brito, C. and Vieira, N.}
}
