Zaat, S. A. J., Wijffelman, C. A., Mulders, I. H. M., van Brussel, A. A. N., & Lugtenberg, B. J. J. (1988). Root Exudates of Various Host Plants of Rhizobium leguminosarum Contain Different Sets of Inducers of Rhizobium Nodulation Genes.

Zaat, Sebastian A. J., Carel A. Wijffelman, Ine H. M. Mulders, Anton A. N. van Brussel, و Ben J. J. Lugtenberg. Root Exudates of Various Host Plants of Rhizobium Leguminosarum Contain Different Sets of Inducers of Rhizobium Nodulation Genes. 1988.

Zaat, Sebastian A. J., et al. Root Exudates of Various Host Plants of Rhizobium Leguminosarum Contain Different Sets of Inducers of Rhizobium Nodulation Genes. 1988.