Nikishina, T. V., Popov, A. S., & Popovich, E. A. (2005). Cryopreservation of seeds of Dactylorhiza baltica (Klinge) Orlova (Orchis baltica (Klinge) Nevski) rare orchid of temperate latitudes. Problems of Cryobiology and Cryomedicine, 15(3), 280. Retrieved from https://journal.cryo.org.ua/index.php/probl-cryobiol-cryomed/article/view/1104