Graham, D. E., Wallenstein, M. D., Vishnivetskaya, T. A., Waldrop, M. P., Phelps, T. J., Pfiffner, S. M., Onstott, T. C., Whyte, L. G., Rivkina, E. M., Hettich, R. L., Wagner, D., Wullschleger, S. D., Jansson, J. K., Gilichinsky, D. A., Elias, D. A., Mackelprang, R., VerBerkmoes, N. C. (2012): Microbes in thawing permafrost: the unknown variable in the climate change equation. - ISME Journal, 6, 709-712.https://doi.org/10.1038/ismej.2011.163