Buchkapitel
Schneider, B. U.; Meyer, J.; Schulze, E. D.; Zech, W.: Root and mycorrhizal development in healthy and declining Norway spruce stands. In: Forest Decline and Air Pollution, Ecological Studies, Bd.
77, S. 370 - 391 (Hg. Schulze, E.-D.; Lange, O. L.; Oren, R.). Springer, Berlin, Heidelberg (1989)