@article {46,
	title = {The species of Ruppia in New Zealand},
	journal = {New Zealand Journal of Botany},
	volume = {5},
	year = {1967},
	pages = {519-531},
	chapter = {4},
	doi = {10.1080/0028825X.1967.10428771},
	author = {Mason, R.}
}
