1. Conidiogenesis and conidial septation as differentiating criteria between Phoma and Ascochyta;Boerema;Persoonia,1975
2. Electron microscope observations on the development of pycniospores in Phoma and Ascochyta spp. Proceedings;Brewer;K Nederlandse Akademie van Wetenschappen (C),1965
3. A reappraisal of Ascochyta and Ascochytella (Coelomycetes);Buchanan;Mycological Papers (CAB, IMI),1987
4. Morphogenesis of conidiomata in Chaetomella acutiscuta (Coelomycetes);Cosmo;Canadian Journal of Botany,1980
5. Fixation and staining of fungus hyphae and host plant root tissue for electron microscopy;Hess;Stain Technology,1966