Kutzing, F. T. (1833). Beitrag zur Kenntnis uber die Entstehung und Metamorphose der niederen vegetalischen Organismen, nebst einer systematischen Zusammensetzung der hierher gehörigen niederen Algenformen. <i> Linnaea </i><b> 8 </b>: 335-387 .
Stokes, J. L. (1954). Studies on the filamentous sheated iron bacterium <i>Sphaerotilus natans</i>. <i> J.Bacteriol. </i><b> 67 </b>: 278-291 .

Takeuchi, M., Yokota, A. (1992). Proposals of <i>Sphingobacterium faecium</i> sp. nov., <i>Sphingobacterium piscium</i> sp. nov., <i>Sphingobacterium heparinum</i> comb. nov., <i>Sphingobacterium thalpophilum</i> comb. nov. and two genospecies of the genus <i>Sphingobacterium</i> and synonymy of<i> Flavobacterium yabuuchiae</i> and <i>Sphingobacterium spiritivorum</i>. <i> J.Gen.Appl.Microbiol. </i><b> 38 </b>: 465-482 .
(1993). Validation of the publication of new names and new combinations previously effectively published outside the IJSB. List No. 47. <i> Int.J.Syst.Bacteriol. </i><b> 43 </b>: 864-865 .

Payza, A. N., Korn, E. D. (1956). The degradation of heparin by bacterial enzymes. I. Adaptation and lyophilized cells. <i> J.Biol.Chem. </i><b> 223 </b>: 853-858 .
Takeuchi, M., Yokota, A. (1992). Proposals of <i>Sphingobacterium faecium</i> sp. nov., <i>Sphingobacterium piscium</i> sp. nov., <i>Sphingobacterium heparinum</i> comb. nov., <i>Sphingobacterium thalpophilum</i> comb. nov. and two genospecies of the genus <i>Sphingobacterium</i> and synonymy of<i> Flavobacterium yabuuchiae</i> and <i>Sphingobacterium spiritivorum</i>. <i> J.Gen.Appl.Microbiol. </i><b> 38 </b>: 465-482 .
(1993). Validation of the publication of new names and new combinations previously effectively published outside the IJSB. List No. 47. <i> Int.J.Syst.Bacteriol. </i><b> 43 </b>: 864-865 .
Christensen, P. (1980). Description and taxonomic status of <i>Cytophaga heparina </i>(Payza and Korn) comb. nov. (Basonym: <i>Flavobacterium heparinum </i>Payza and Korn 1956). <i> Int.J.Syst.Bacteriol. </i><b> 30 </b>: 473-475 .