FUTORNA, O.A., and S.L. ZHYGALOVA. “The Ultrastructure of the Seeds Surface of the Genus Gladiolus L. (Iridaceae Juss.) of the Flora of Ukraine”. CHORNOMORSKI BOTANICAL JOURNAL, vol. 10, no. 1, Mar. 2014, pp. 15-25, https://doi.org/10.14255/2308-9628/14.101/2.