1. Abdi Baghi, R., C. König, S. Heise, 2001: Revitalising contamined soils using biological methods. 9th China National Congress on Soil Microbiology. Tsing Tao 24-27.08.2001.
2. Al-Karaki, G., B. Mcmichael, J. Zak, 2003: Field response of wheat to arbuscular mycorrhizal fungi and drought stress. Mycorrhiza 14, 263–269.
3. Azcon-Aguilar, C., J.M. Barea, 1992: Interactions between mycorrhizal fungi and other rhizosphere microorganisms. In: Allen, M.F. (ed.): Mycorrhizal Functioning, pp. 163–198. Chapman and Hall, London.
4. Baltruschat, H., 1993: Zur ökosystemaren Bedeutung der AM in Agroökosystemen und Möglichkeiten der praktischen Nutzung der Symbiose. Habilitation thesis, University of Gießen.
5. Bansal, M., K.G. Mukerji, 1994: Positive correlation between VAM-induced changes in root exudation and mycorrhizo-sphere mycoflora. Mycorrhiza 5, 39–44.