●   Vaneechoutte M,Kämpfer P,De Baere T,Falsen E,Verschraegen G (2004). Wautersia gen. nov., a novel genus accommodating the phylogenetic lineage including Ralstonia eutropha and related species, and proposal of Ralstonia [Pseudomonas] syzygii (Roberts et al. 1990) comb. nov. Int. J. Syst. Evol. Microbiol. 54, 317-27.
●   Vandamme P,Coenye T (2004). Taxonomy of the genus Cupriavidus: a tale of lost and found. Int. J. Syst. Evol. Microbiol. 54, 2285-9.
●   Yabuuchi E,Kosako Y,Yano I,Hotta H,Nishiuchi Y (1995). Transfer of two Burkholderia and an Alcaligenes species to Ralstonia gen. Nov.: Proposal of Ralstonia pickettii (Ralston, Palleroni and Doudoroff 1973) comb. Nov., Ralstonia solanacearum (Smith 1896) comb. Nov. and Ralstonia eutropha (Davis 1969) comb. Nov. Microbiol. Immunol. 39, 897-904.
●   Makkar NS,Casida Jr LE (1987). Cupriavidus necator gen. nov., sp. nov.: a nonobligate bacterial predator of bacteria in soil. Int. J. Syst. Bacteriol. 37, 323-326.
●   Davis DH,Doudoroff M,Stanier RY,Mandel M (1969). Proposal to reject the genus Hydrogenomonas: Taxonomic implications. Int. J. Syst. Bacteriol. 19, 375-390.