E. Rajandu, K.-L. Kaljuvee, M. Kulp, M. Kaasik, T. Elvisto, and M. Küttim, “Syntrichia ruralis as a suitable bioindicator for urban areas – the case study of Tallinn city”, Folia Cryptog. Estonica, vol. 61, pp. 25–34, Jan. 2024.