Van Bruggen, J. J. A., Zwart, K. B., Hermans, J. G. F., van Hove, E. M., Stumm, C. K., Vogels, G. D. (1986). Isolation and characterization of <i>Methanoplanus endosymbiosus</i> sp. nov., an endosymbiont of the marine sapropelic ciliate <i>Metopus contortus </i>Quennerstedt. <i> Arch.Microbiol. </i><b> 144 </b>: 367-374 .
(1986). Validation of the publication of new names and new combinations previously effectively published outside the IJSB. List No. 22. <i> Int.J.Syst.Bacteriol. </i><b> 36 </b>: 573-576 .

(1984). Validation of the publication of new names and new combinations previously effectively published outside the IJSB. List No. 14. <i> Int.J.Syst.Bacteriol. </i><b> 34 </b>: 270-271 .
Wildgruber, G., Thomm, M., König, H., Ober, K., Ricchinto, P., Stetter, K. O. (1982). <i>Methanoplanus limicola</i>, a plate-shaped methanogen representing a novel family, the <i>Methanoplanaceae</i>. <i> Arch.Microbiol. </i><b> 132 </b>: 31-36 .

(1998). Validation of the publication of new names and new combinations previously effectively published outside the IJSB. List No. 67. <i> Int.J.Syst.Bacteriol. </i><b> 48 </b>: 1083-1084 .
Ollivier, B., Cayol, J. L., Patel, B. K. C., Magot, M., Fardeau, M. L., Garcia, J. L. (1997). <i>Methanoplanus petrolearius </i>sp. nov., a novel methanogenic bacterium from an oil-producing well. <i> FEMS Microbiol.Lett. </i><b> 147 </b>: 51-56 .

(1992). Validation of the publication of new names and new combinations previously effectively published outside the IJSB. List No. 41. <i> Int.J.Syst.Bacteriol. </i><b> 42 </b>: 327-329 .
Kurr, M., Huber, R., König, H., Jannasch, H. W., Fricke, H., Trincone, A., Kristjansson, J. K., Stetter, K. O. (1991). <i>Methanopyrus</i> <i>kandleri</i>, gen. and sp. nov. represents a novel group of hyperthermophilic methanogens, growing at 110 C. <i> Arch.Microbiol. </i><b> 156 </b>: 239-247 .

Boone, D. R., Baker, C. C., (2001). Genus VI. <i>Methanosalsum</i> gen. nov. In <i> Bergey's Manual of Systematic Bacteriology, 2nd edn, vol. 1 (The </i><i>Archaea</i> and the deeply branching and phototrophic <i>Bacteria</i>) , pp. 287-289. Edited by D. R. Boone, Springer Verlag.
(2002). Validation of publication of new names and new combinations previously effectively published outside the IJSEM. List No. 85. <i> Int.J.Syst.Evol.Microbiol. </i><b> 52 </b>: 685-690 .
Mathrani, I. M., Boone, D. R., Mah, R. A., Fox, G. E., Lau, P. P. (1988). <i>Methanohalophilus zhilinae</i> sp. nov., an alkaliphilic, halophilic, methylotrophic methanogen. <i> Int.J.Syst.Bacteriol. </i><b> 38 </b>: 139-142 .