Voronkova, N., A. Kholina, M. Koldaeva, O. Nakonechnaya, and V. Nechaev. “Morphophysiological Dormancy, Germination, and Cryopreservation in Aristolochia Contorta Seeds”. Plant Ecology and Evolution, Vol. 151, no. 1, Mar. 2018, pp. 77-86, doi:10.5091/plecevo.2018.1351.