Stanfield, S. W., Ielpi, L., O'Brochta, D., Helinski, D. R., & Ditta, G. S. (1988). The ndvA gene product of Rhizobium meliloti is required for beta-(1----2)glucan production and has homology to the ATP-binding export protein HlyB.

Stanfield, S W., L. Ielpi, D. O'Brochta, D R. Helinski, and G S. Ditta. The NdvA Gene Product of Rhizobium Meliloti Is Required for Beta-(1----2)glucan Production and Has Homology to the ATP-binding Export Protein HlyB. 1988.

Stanfield, S W., et al. The NdvA Gene Product of Rhizobium Meliloti Is Required for Beta-(1----2)glucan Production and Has Homology to the ATP-binding Export Protein HlyB. 1988.