1. Ainsworth, G. C., — 1961. Ainsworth & Bisby's Dictionary of the Fungi. 5th ed., Commonwealth Mycological Institute, Kew, Surrey.
2. Arx, J. A. von, — 1963. Revision der zu Gloeosporium gestellten Pilze. Nachträge und Berichtigungen. Proc. Acad. Sci., Amst. C, 66 (2): 172–182.
3. Baker, K. F., A. W. Dimock &L. H. Davis, — 1950. Ramularia cyclaminicola Trel., the cause of Cyclamen stunt disease. Phytopathology 40: 1027–1034.
4. Bateman, D. F., — 1961. The effect of soil moisture upon development of Poinsettia root rots. Phytopathology 51: 445–452.
5. Bateman, D. F., — 1962. Relation of soil pH to development of Poinsettia root rots. Phytopathology 52: 559–566.