@article {416,
	title = {Is asexual reproduction more important at geographical limits? A genetic study of the seagrass Zostera marina in the Ria Formosa, Portugal},
	journal = {Marine Ecology Progress Series},
	volume = {265},
	year = {2003},
	pages = {77-83},
	doi = {10.3354/meps265077},
	author = {Billingham, M.R. and Reusch, T.B.H. and Alberto, F. and Serr{\~a}o, E.A.}
}
