Orekhova, Alla; Marečková, Michaela; Hazdrová, Jana; Barták, Miloš (1 January 2018). "The effect of upper cortex absence on spectral reflectance indices in Antarctic lichens during thallus dehydration". Czech Polar Reports. 8 (1): 107–118. doi:10.5817/CPR2018-1-8.