BRAUN, U. Miscellaneous Notes on the Genus Sphaerotheca. Zentralbl Mikrobiol. 1985, 140, 161-170
BRAUN, U. A monograph of the Erysiphales (powdery mildews). Nova Hedwigia Beih. 1987, 89, 1-700
BRAUN, U. Phylogeny of Erysiphe, Microsphaera, Uncinula (Erysipheae) and Cystotheca, Podosphaera, Sphaerotheca (Cystotheceae) inferred from rDNA ITS sequences-some taxonomic consequences. Schlechtendalia. 2000, 4, 1-33