Buchkapitel
Buchmann, N.; Gebauer, G.; Oren, R.; Schulze, E. D.: 15N application to a 12-year-old Norway spruce plantation in the Fichtelgebirge, NE-Bavaria, FRG-pathway and dynamics. In: Experimental manipulations of biota and biogeochemical cycling in ecosystems: approach, methodologies, findings; proceedings of a symposium jointly organized by Commission of the European Communities, Bd.
4, S. 173 - 181. Guyot, Brussels (1993)