Vandenberghen, C., & Peeters, A. (1982). [The Vegetation of Humid Or Peaty Soils At the Subalpine Level of the Eastern Pyrenees At Andorre]. Bulletin de la Société Royale de Botanique de Belgique, 115(2), 181-197. https://hdl.handle.net/2078.5/74992 (Original work published 1982)