Evers, F. H. External Organizations;
Hüttl, Reinhard F. J. Deutsches GeoForschungsZentrum;
,
Evers, F. H., Hüttl, R. F. J. (1990): A new fertilization strategy in declining forests. - Water, Air and Soil Pollution, 54, 4, 495-508.https://doi.org/10.1007/BF02385150