NEAMTU, Gavrila, Gh. ILLYES, and Maria OTOIU. “Carotenoid Pigments in the Fungus of Coltsfoot (Coleosporium Tussilaginis)”. Notulae Botanicae Horti Agrobotanici Cluj-Napoca 13, no. 1 (August 5, 1983): 45–49. Accessed October 4, 2022. https://www.notulaebotanicae.ro/index.php/nbha/article/view/171.