Khitun, O., K. Ermokhina, I. Czernyadjeva, M. Leibman, and A. Khomutov. “Floristic Complexes on Landslides of Different Age in Central Yamal, West Siberian Low Arctic, Russia”. Fennia - International Journal of Geography, Vol. 193, no. 1, May 2015, pp. 31-52, https://fennia.journal.fi/article/view/45321.