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Schleifer, K. H., Kraus, J., Dvorak, C., Kilpper-Bälz, R., Collins, M. D., Fischer, W. (1985). Transfer of <i>Streptococcus lactis </i>and related streptococci to the genus <i>Lactococcus </i>gen. nov. <i> Syst.Appl.Microbiol. </i><b> 6 </b>: 183-195 .
(1986). Validation of the publication of new names and new combinations previously effectively published outside the IJSB. List No. 20. <i> Int.J.Syst.Bacteriol. </i><b> 36 </b>: 354-356 .

Schleifer, K. H., Kraus, J., Dvorak, C., Kilpper-Bälz, R., Collins, M. D., Fischer, W. (1985). Transfer of <i>Streptococcus lactis </i>and related streptococci to the genus <i>Lactococcus </i>gen. nov. <i> Syst.Appl.Microbiol. </i><b> 6 </b>: 183-195 .
(1986). Validation of the publication of new names and new combinations previously effectively published outside the IJSB. List No. 20. <i> Int.J.Syst.Bacteriol. </i><b> 36 </b>: 354-356 .

Schleifer, K. H., Kraus, J., Dvorak, C., Kilpper-Bälz, R., Collins, M. D., Fischer, W. (1985). Transfer of <i>Streptococcus lactis </i>and related streptococci to the genus <i>Lactococcus </i>gen. nov. <i> Syst.Appl.Microbiol. </i><b> 6 </b>: 183-195 .
(1986). Validation of the publication of new names and new combinations previously effectively published outside the IJSB. List No. 20. <i> Int.J.Syst.Bacteriol. </i><b> 36 </b>: 354-356 .

Williams, A. M., Fryer, J. L., Collins, M. D. (1990). <i>Lactococcus piscium</i> sp. nov. a new <i>Lactococcus</i> species from salmonid fish. <i> FEMS Microbiol.Lett. </i><b> 68 </b>: 109-114 .
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