Life on Mars? (页面存档备份,存于互联网档案馆) - Geological and biological processes observed on Earth provide hunky-dory explanations for methane on Mars, Martin Baucom, American Scientist, March-April 2006.
V. A. Krasnopolskya, J. P. Maillard, T. C. Owen. Detection of methane in the martian atmosphere: evidence for life?. Icarus. 2004, 172 (2): 537–547. doi:10.1016/j.icarus.2004.07.004.
Life on Mars? (页面存档备份,存于互联网档案馆) - Geological and biological processes observed on Earth provide hunky-dory explanations for methane on Mars, Martin Baucom, American Scientist, March-April 2006.