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 .

Rivas, R., Abril, A., Trujillo, M. E., Velázquez, E. (2004). <i>Sphingomonas phyllosphaerae</i> sp. nov., from the phyllosphere of<i> Acacia caven</i> in Argentina. <i> Int.J.Syst.Evol.Microbiol. </i><b> 54 </b>: 2147-2150 .

Denner, E. B. M., Paukner, S., Kämpfer, P., Moore, E. R. B., Abraham, W. R., Busse, H. J., Wanner, G., Lubitz, W. (2001). <i>Sphingomonas pituitosa</i> sp. nov., an exopolysaccharide-producing bacterium that secretes an unusual type of sphingan. <i> Int.J.Syst.Evol.Microbiol. </i><b> 51 </b>: 827-841 .

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 .
Takeuchi, M., Sakane, T., Yanagi, M., Yamasato, K., Hamana, K., Yokota, A. (1995). Taxonomic study of bacteria isolated from plants: proposal of <i>Sphingomonas rosa</i> sp. nov., <i>Sphingomonas pruni</i>, sp. nov., <i>Sphingomonas asaccharolytica</i> sp. nov., and <i>Sphingomonas mali</i> sp. nov. <i> Int.J.Syst.Bacteriol. </i><b> 45 </b>: 334-341 .

Yun, N. R., Shin, Y. K., Hwang, S. Y., Kuraishi, H., Sugiyama, J., Kawahara, K. (2000). Chemotaxonomic and phylogenetic analyses of <i>Sphingomonas</i> strains isolated from ears of plants in the family Gramineae and a proposal of <i>Sphingomonas roseoflava</i> sp. nov. <i> J.Gen.Appl.Microbiol. </i><b> 46 </b>: 9-18 .
(2000). Validation of publication of new names and new combinations previously effectively published outside the IJSEM. List No. 75. <i> Int.J.Syst.Evol.Microbiol. </i><b> 50 </b>: 1415-1417 .