^"Iris". ipni.org (International Plant Names Index). s. 143. Hentet 19. september 2014.
^Nikolai Rozenbakh". Germplasm Resources Information Network (GRIN). Agricultural Research Service (ARS), United States Department of Agriculture (USDA)
^Dykes, W.R. A handbook of Garden Irises. London: Martin Hopkinson Company Ltd. s. 60. Hentet 26. september 2014.