Rare plant species on coastal sand dunes and sand beaches in Bulgaria: status and conservation problems
Petrova, A.; Apostolova, I. (1995). Rare plant species on coastal sand dunes and sand beaches in Bulgaria: status and conservation problems, in: Salman, A.H.P.M. et al. Coastal Management and Habitat Conservation: Proceedings of the 4th EUCC Congress, Marathon, Greece: Volume 1. pp. 451-457
In: Salman, A.H.P.M.; Berends, H.; Bonazountas, M. (Ed.) (1995). Coastal Management and Habitat Conservation: Proceedings of the 4th EUCC Congress, Marathon, Greece: Volume 1. EUCC: Leiden. ISBN 90-75502-02-8. VI, 502 pp., meer
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