Yabuuchi, E., Kosako, Y., Fujiwara, N., Naka, T., Matsunaga, I., Ogura, H., Kobayashi, K. (2002). Emendation of the genus <i>Sphingomonas</i> Yabuuchi <i>et al</i>. 1990 and junior objective synonymy of the species of three genera, <i>Sphingobium</i>, <i>Novosphingobium</i> and <i>Sphingopyxis</i>, in conjunction with <i>Blastomonas ursincola</i>. <i> Int.J.Syst.Evol.Microbiol. </i><b> 52 </b>: 1485-1496 .
Yabuuchi, E. I., Yano, H., Oyaizu, Y., Hashimoto, T., Zaki, E., Yamamoto, H. (1990). Proposals of <i>Sphingomonas</i> <i>paucimobilis</i> gen. nov. and comb. nov., <i>Sphingomonas</i> <i>parapaucimobilis</i> sp. nov. <i>Sphingomonas</i> <i>yanoikuyae</i> sp. nov., <i>Sphingomonas</i> <i>adhaesiva</i> sp. nov., <i>Sphingomonas</i> <i>capsulata</i> comb. nov. and two genospecies of the genus <i>Sphingomonas</i>. <i> Microbiol.Immunol. </i><b> 34 </b>: 99-119 .
(1990). Validation of the publication of new names and new combinations previously effectively published outside the IJSB. List No. 34. <i> Int.J.Syst.Bacteriol. </i><b> 40 </b>: 320-321 .

Yabuuchi, E., Kosako, Y., Fujiwara, N., Naka, T., Matsunaga, I., Ogura, H., Kobayashi, K. (2002). Emendation of the genus <i>Sphingomonas</i> Yabuuchi <i>et al</i>. 1990 and junior objective synonymy of the species of three genera, <i>Sphingobium</i>, <i>Novosphingobium</i> and <i>Sphingopyxis</i>, in conjunction with <i>Blastomonas ursincola</i>. <i> Int.J.Syst.Evol.Microbiol. </i><b> 52 </b>: 1485-1496 .
Nohynek, L. J., Suhonen, E. L., Nurmiaho-Lassila, E. L., Hantula, J., Salkinoja-Salonen, M. (1995). Description of four pentaphenol-degrading bacterial strains as <i>Sphingomonas chlorophenolica</i> sp. nov. <i> Syst.Appl.Microbiol. </i><b> 18 </b>: 527-538 .
(1996). Validation of the publication of new names and new combinations previously effectively published outside the IJSB. No. 57. <i> Int.J.Syst.Bacteriol. </i><b> 46 </b>: 625-626 .

Reddy, G. S. N., Garcia-Pichel, F. (2007). <i>Sphingomonas mucosissima</i> sp. nov. and <i>Sphingomonas desiccabilis</i> sp. nov., from biological soil crusts in the Colorado Plateau, USA. <i> Int.J.Syst.Evol.Microbiol. </i><b> 57 </b>: 1028-1034 .