(2004). Validation of publication of new names and new combinations previously effectively published outside the IJSEM. List No. 98. <i> Int.J.Syst.Evol.Microbiol. </i><b> 54 </b>: 1005-1006 .
Hazir, S., Stackebrandt, E., Lang, E., Schumann, P., Ehlers, R. U., Keskin, N. (2004). Two new subspecies of <i>Photorhabdus luminescens</i>, isolated from <i>Heterorhabditis bacteriophora</i> (nematoda: <i>Heterorhabditidae</i>): <i>Photorhabdus luminescens</i> subsp. <i>kayaii</i> subsp. nov. and <i>Photorhabdus luminescens</i> subsp. <i>thracensis</i> subsp. nov. <i> Syst.Appl.Microbiol. </i><b> 27 </b>: 36-42 .

Fischer-Le Saux, M., Viallard, V., Brunel, B., Normand, P., Boemare, N. E. (1999). Polyphasic classification of the genus <i>Photorhabdus</i> and proposal of new taxa: <i>P</i>. <i>luminescens</i> subsp. <i>luminescens</i> subsp. nov., <i>P</i>. <i>luminescens</i> subsp. <i>akhurstii</i> subsp. nov., <i>P</i>. <i>luminescens</i> subsp. <i>laumondii</i> subsp. nov., <i>P</i>. <i>temperata</i> sp. nov., <i>P</i>. <i>temperata</i> subsp. <i>temperata</i> subsp. nov. and <i>P</i>. <i>asymbiotica</i> sp. nov. <i> Int.J.Syst.Bacteriol. </i><b> 49 </b>: 1645-1656 .
Boemare, N. E., Akhurst, R. J., Mourant, R. G. (1993). DNA relatedness between <i>Xenorhabdus</i> spp. (<i>Enterobacteriaceae</i>), symbiotic bacteria of entomopathogenic nematodes, and a proposal to transfer <i>Xenorhabdus luminescens</i> to a new genus, <i>Photorhabdus</i> gen. nov. <i> Int.J.Syst.Bacteriol. </i><b> 43 </b>: 249-255 .
Thomas, G. M., Poinar, G. O. (1979). <i>Xenorhabdus </i>gen. nov., a genus of entomopathogenic, nematophilic bacteria of the family <i>Enterobacteriaceae</i>. <i> Int.J.Syst.Bacteriol. </i><b> 29 </b>: 352-360 .

(2004). Validation of publication of new names and new combinations previously effectively published outside the IJSEM. List No. 98. <i> Int.J.Syst.Evol.Microbiol. </i><b> 54 </b>: 1005-1006 .
Hazir, S., Stackebrandt, E., Lang, E., Schumann, P., Ehlers, R. U., Keskin, N. (2004). Two new subspecies of <i>Photorhabdus luminescens</i>, isolated from <i>Heterorhabditis bacteriophora</i> (nematoda: <i>Heterorhabditidae</i>): <i>Photorhabdus luminescens</i> subsp. <i>kayaii</i> subsp. nov. and <i>Photorhabdus luminescens</i> subsp. <i>thracensis</i> subsp. nov. <i> Syst.Appl.Microbiol. </i><b> 27 </b>: 36-42 .