Resurrection of Stipa tremula and taxonomy of the high-alpine species from the Stipa purpurea complex (Poaceae, Pooideae) / M. Nobis, M. Krzempek, A. Nowak [et al.] // PhytoKeys. 2022. Vol. 196. P. 21-47. URL: http://vital.lib.tsu.ru/vital/access/manager/Repository/koha:000927663