@article {236,
	title = {Ascidies recoltees par le "President Theodore Tissier" (Campagne de printems 1951)},
	journal = {Revue des Travaux. Institut des Peches Maritimes},
	volume = {19},
	number = {4},
	year = {1955},
	pages = {611-631},
	author = {Gravier, R.}
}
