*Generic Reference Type Author Year Title Secondary Title Volume Pages Publisher Secondary Author Notes Keywords Abstract Accession Number Journal Article Feige, G.B.;Viethen, B. et Geyer M. 1990 Untersuchungen zur Phytochemie der Flechtenfamilie Roccellaceae. 2. Über die Flechten der Roccella canariensis-Grupe. Herzogia 8 421-428 1 1 57