Pfiffner, S.M., T.C. Onstott, T. Ruskeeniemi, M. Talikka, C. Bakermans, D. McGown, E. Chan, et al. 2008. “Challenges for Coring Deep Permafrost on Earth and Mars”. Astrobiology 8: 623-38. doi:10.1089/ast.2007.0159. Reference Link
Wanger, G., D. Moser, M. Hay, S. Myneni, T.C. Onstott, and G. Southam. 2012. “Mobile Hydrocarbon Microspheres from >2-Billion-Year-Old Carbon-Bearing Seams in the South African Deep Subsurface”. Geobiology 10: 496-505. doi:10.1111/j.1472-4669.2012.00340.x. Reference Link
Mailloux, B.J., A. Dochenetz, M. Bishop, H. Dong, L.A. Ziolkowski, K.E. Wommack, E.G. Sakowski, T.C. Onstott, and G.F. Slater. 2012. “A Carbon Free Filter for Collection of Large Volume Samples of Cellular Biomass from Oligotrophic Waters”. Journal of Microbiological Methods 90: 145-51. doi:10.1016/j.mimet.2012.04.016. Reference Link