@article {2720,
	title = {Identification and classification of powdery mildew anamorphs using light and scanning electron microscopy and host range data},
	journal = {Mycological Research},
	volume = {101},
	year = {1997},
	pages = {975-1002},
	issn = {09537562},
	doi = {10.1017/S095375629700364X},
	url = {http://linkinghub.elsevier.com/retrieve/pii/S0953756208605341},
	author = {Cook, R.T.A. and Inman, A.J. and Billings, C.}
}
@book {2719,
	title = {Taxonomic Manual of the Erysiphales (Powdery Mildews)},
	year = {2012},
	pages = {707 pp},
	publisher = {Centraalbureau voor Schimmelcultures},
	organization = {Centraalbureau voor Schimmelcultures},
	address = {Utrecht},
	isbn = {978-90-70351-89-2},
	author = {Braun, U. and Cook, R.T.A.}
}
