Klarenberg, I. J., Keuschnig, C., Warshan, D., Jónsdóttir, I. S., Vilhelmsson, O. (2020): The Total and Active Bacterial Community of the Chlorolichen Cetraria islandica and Its Response to Long-Term Warming in Sub-Arctic Tundra. - Frontiers in Microbiology, 11, 540404.https://doi.org/10.3389/fmicb.2020.540404