Schmidt, Markus (2010 m. balandžio mėn.). „Xenobiology: A new form of life as the ultimate biosafety tool“. BioEssays. 32 (4): 322–331. doi:10.1002/bies.200900147. PMID20217844.
Schmidt, Markus (2010 m. balandžio mėn.). „Xenobiology: A new form of life as the ultimate biosafety tool“. BioEssays. 32 (4): 322–331. doi:10.1002/bies.200900147. PMID20217844.