Bang C; Schmitz RA (2015). "Archaea associated with human surfaces: not to be underestimated". FEMS Microbiology Reviews. 39 (5): 631–48. DOI:10.1093/femsre/fuv010. PMID25907112.
Klocke M; Nettmann E; Bergmann I; et al. (2008). "Characterization of the methanogenic Archaea within two-phase biogas reactor systems operated with plant biomass". Syst. Appl. Microbiol. 31 (3): 190–205. DOI:10.1016/j.syapm.2008.02.003. PMID18501543.
Bang C; Schmitz RA (2015). "Archaea associated with human surfaces: not to be underestimated". FEMS Microbiology Reviews. 39 (5): 631–48. DOI:10.1093/femsre/fuv010. PMID25907112.
Klocke M; Nettmann E; Bergmann I; et al. (2008). "Characterization of the methanogenic Archaea within two-phase biogas reactor systems operated with plant biomass". Syst. Appl. Microbiol. 31 (3): 190–205. DOI:10.1016/j.syapm.2008.02.003. PMID18501543.