Silva, M. L. M., Scaletsky, I. C. A., Reis, M. H. L., Affonso, M. H. T., & Trabulsi, L. R. (1983). Plasmid Coding for Drug Resistance and Production of Heat-Labile and Heat-Stable Toxins Harbored by an Escherichia coli Strain of Human Origin.

Silva, M. Lourdes M., Isabel C. A. Scaletsky, M. Henriqueta L. Reis, M. Heloiza T. Affonso, och Luiz R. Trabulsi. Plasmid Coding for Drug Resistance and Production of Heat-Labile and Heat-Stable Toxins Harbored By an Escherichia Coli Strain of Human Origin. 1983.

Silva, M. Lourdes M., et al. Plasmid Coding for Drug Resistance and Production of Heat-Labile and Heat-Stable Toxins Harbored By an Escherichia Coli Strain of Human Origin. 1983.