Mitić B., Nikolić T., Liber Z., Pavletić Zi., Trinajstić I. (1999): Morphological relationships within the Alpine-Dinaric populations of the genus Iris L., series Pallidae (A. Kern) Trinajstić (Iridaceae). Periodicum biologorum an interdisciplinary international journal of the Societas Scientarium Naturalium Croatica established 1885 101(3): 245-251.